diff --git a/eeschema/dialogs/dialog_sim_model.cpp b/eeschema/dialogs/dialog_sim_model.cpp
index a7edc2f80a..e6d41e420e 100644
--- a/eeschema/dialogs/dialog_sim_model.cpp
+++ b/eeschema/dialogs/dialog_sim_model.cpp
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2022 Mikolaj Wielgus
  * Copyright (C) 2022 CERN
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -185,7 +185,9 @@ bool DIALOG_SIM_MODEL<T_symbol, T_field>::TransferDataToWindow()
         {
             DisplayErrorMessage( this, wxString::Format( _( "No model named '%s' in library." ),
                                                          modelName ) );
-            m_modelNameChoice->SetSelection( -1 );
+
+            // Default to first item in library
+            m_modelNameChoice->SetSelection( 0 );
         }
         else
         {
@@ -257,18 +259,20 @@ bool DIALOG_SIM_MODEL<T_symbol, T_field>::TransferDataToWindow()
 
     for( SIM_MODEL::TYPE type : SIM_MODEL::TYPE_ITERATOR() )
     {
-        try
-        {
-            if( m_useInstanceModelRadioButton->GetValue() && type == m_curModelType )
-                m_builtinModelsMgr.CreateModel( m_fields, sourcePins );
-            else
-                m_builtinModelsMgr.CreateModel( type, sourcePins );
-        }
-        catch( const IO_ERROR& e )
+        wxString           msg;
+        WX_STRING_REPORTER reporter( &msg );
+
+        m_builtinModelsMgr.SetReporter( &reporter );
+
+        if( m_useInstanceModelRadioButton->GetValue() && type == m_curModelType )
+            m_builtinModelsMgr.CreateModel( m_fields, sourcePins, false );
+        else
+            m_builtinModelsMgr.CreateModel( type, sourcePins );
+
+        if( reporter.HasMessage() )
         {
             DisplayErrorMessage( this, _( "Failed to read simulation model from fields." )
-                                       + wxT( "\n\n" )
-                                       + e.What() );
+                                       + wxT( "\n\n" ) + msg );
         }
 
         SIM_MODEL::DEVICE_T deviceTypeT = SIM_MODEL::TypeInfo( type ).deviceType;
@@ -670,25 +674,15 @@ void DIALOG_SIM_MODEL<T_symbol, T_field>::loadLibrary( const wxString& aLibraryP
 {
     auto libraries = m_libraryModelsMgr.GetLibraries();
 
-    DIALOG_IBIS_PARSER_REPORTER dlg( this );
-    dlg.m_messagePanel->Clear();
+    wxString           msg;
+    WX_STRING_REPORTER reporter( &msg );
 
-    try
-    {
-        m_libraryModelsMgr.SetLibrary( aLibraryPath, &dlg.m_messagePanel->Reporter() );
-    }
-    catch( const IO_ERROR& e )
-    {
-        if( dlg.m_messagePanel->Reporter().HasMessage() )
-        {
-            dlg.m_messagePanel->Flush();
-            dlg.ShowQuasiModal();
-        }
-        else
-        {
-            DisplayErrorMessage( this, e.What() );
-        }
+    m_libraryModelsMgr.SetReporter( &reporter );
+    m_libraryModelsMgr.SetLibrary( aLibraryPath );
 
+    if( reporter.HasMessage() )
+    {
+        DisplayErrorMessage( this, msg );
         return;
     }
 
@@ -700,30 +694,26 @@ void DIALOG_SIM_MODEL<T_symbol, T_field>::loadLibrary( const wxString& aLibraryP
                    return StrNumCmp( lhs->GetNumber(), rhs->GetNumber(), true ) < 0;
                } );
 
-    try
-    {
-        std::string modelName = SIM_MODEL::GetFieldValue( &m_fields, SIM_LIBRARY::NAME_FIELD );
+    std::string modelName = SIM_MODEL::GetFieldValue( &m_fields, SIM_LIBRARY::NAME_FIELD );
 
-        for( auto& [baseModelName, baseModel] : library()->GetModels() )
-        {
-            if( baseModelName == modelName )
-                m_libraryModelsMgr.CreateModel( baseModel, sourcePins, m_fields );
-            else
-                m_libraryModelsMgr.CreateModel( baseModel, sourcePins );
-        }
-    }
-    catch( const IO_ERROR& e )
+    for( auto& [baseModelName, baseModel] : library()->GetModels() )
     {
-        DisplayErrorMessage( this, e.What() );
+        if( baseModelName == modelName )
+            m_libraryModelsMgr.CreateModel( &baseModel, sourcePins, m_fields );
+        else
+            m_libraryModelsMgr.CreateModel( &baseModel, sourcePins );
     }
 
+    if( reporter.HasMessage() )
+        DisplayErrorMessage( this, msg );
+
     m_useLibraryModelRadioButton->SetValue( true );
     m_libraryPathText->ChangeValue( aLibraryPath );
 
     wxArrayString modelNames;
 
-    for( auto& [modelName, model] : library()->GetModels() )
-        modelNames.Add( modelName );
+    for( auto& [name, model] : library()->GetModels() )
+        modelNames.Add( name );
 
     m_modelNameChoice->Clear();
     m_modelNameChoice->Append( modelNames );
diff --git a/eeschema/erc.cpp b/eeschema/erc.cpp
index d31a26abe2..a45d20379a 100644
--- a/eeschema/erc.cpp
+++ b/eeschema/erc.cpp
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2015 Jean-Pierre Charras, jp.charras at wanadoo.fr
  * Copyright (C) 2011 Wayne Stambaugh <stambaughw@gmail.com>
- * Copyright (C) 1992-2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 1992-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -1016,7 +1016,9 @@ int ERC_TESTER::TestSimModelIssues()
     WX_STRING_REPORTER reporter( &msg );
     SCH_SHEET_LIST     sheets = m_schematic->GetSheets();
     int                err_count = 0;
-    SIM_LIB_MGR        libMgr( &m_schematic->Prj(), &reporter );
+    SIM_LIB_MGR        libMgr( &m_schematic->Prj() );
+
+    libMgr.SetReporter( &reporter );
 
     for( SCH_SHEET_PATH& sheet : sheets )
     {
diff --git a/eeschema/netlist_exporters/netlist_exporter_spice.cpp b/eeschema/netlist_exporters/netlist_exporter_spice.cpp
index 57122d0228..16e321b1a9 100644
--- a/eeschema/netlist_exporters/netlist_exporter_spice.cpp
+++ b/eeschema/netlist_exporters/netlist_exporter_spice.cpp
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 1992-2013 jp.charras at wanadoo.fr
  * Copyright (C) 2013 SoftPLC Corporation, Dick Hollenbeck <dick@softplc.com>
- * Copyright (C) 1992-2022 KiCad Developers, see AUTHORS.TXT for contributors.
+ * Copyright (C) 1992-2023 KiCad Developers, see AUTHORS.TXT for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -107,6 +107,7 @@ NETLIST_EXPORTER_SPICE::NETLIST_EXPORTER_SPICE( SCHEMATIC_IFACE* aSchematic ) :
 bool NETLIST_EXPORTER_SPICE::WriteNetlist( const wxString& aOutFileName, unsigned aNetlistOptions,
                                            REPORTER& aReporter )
 {
+    m_libMgr.SetReporter( &aReporter );
     FILE_OUTPUTFORMATTER formatter( aOutFileName, wxT( "wt" ), '\'' );
     return DoWriteNetlist( formatter, aNetlistOptions, aReporter );
 }
@@ -394,29 +395,11 @@ void NETLIST_EXPORTER_SPICE::ReadDirectives( unsigned aNetlistOptions, REPORTER&
             for( const auto& node : root->children )
             {
                 if( node->is_type<NETLIST_EXPORTER_SPICE_PARSER::dotTitle>() )
-                {
                     m_title = node->children.at( 0 )->string();
-                }
                 else if( node->is_type<NETLIST_EXPORTER_SPICE_PARSER::dotInclude>() )
-                {
-                    std::string path = node->children.at( 0 )->string();
-
-                    try
-                    {
-                        m_libMgr.AddLibrary( path, &aReporter );
-                    }
-                    catch( const IO_ERROR& e )
-                    {
-                        msg.Printf( _( "Error reading simulation model library '%s':\n%s" ),
-                                    path,
-                                    e.What() );
-                        aReporter.Report( msg, RPT_SEVERITY_ERROR );
-                    }
-                }
+                    m_libMgr.AddLibrary( node->children.at( 0 )->string() );
                 else
-                {
                     m_directives.emplace_back( node->string() );
-                }
             }
         }
     }
diff --git a/eeschema/sim/sim_lib_mgr.cpp b/eeschema/sim/sim_lib_mgr.cpp
index d0f1a7c543..17249ff871 100644
--- a/eeschema/sim/sim_lib_mgr.cpp
+++ b/eeschema/sim/sim_lib_mgr.cpp
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -36,9 +36,9 @@
 #include <sim/sim_model.h>
 #include <sim/sim_model_ideal.h>
 
-SIM_LIB_MGR::SIM_LIB_MGR( const PROJECT* aPrj, REPORTER* aReporter ) :
+SIM_LIB_MGR::SIM_LIB_MGR( const PROJECT* aPrj ) :
         m_project( aPrj ),
-        m_reporter( aReporter )
+        m_reporter( nullptr )
 {
 }
 
@@ -115,33 +115,42 @@ std::string SIM_LIB_MGR::ResolveEmbeddedLibraryPath( const std::string& aLibPath
 }
 
 
-SIM_LIBRARY& SIM_LIB_MGR::AddLibrary( const wxString& aLibraryPath, REPORTER* aReporter )
+void SIM_LIB_MGR::AddLibrary( const wxString& aLibraryPath )
 {
-    // May throw an exception.
-    wxString path = ResolveLibraryPath( aLibraryPath, m_project );
+    try
+    {
+        wxString path = ResolveLibraryPath( aLibraryPath, m_project );
 
-    std::function<std::string(const std::string&, const std::string&)> f2 =
-            std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
+        std::function<std::string(const std::string&, const std::string&)> f2 =
+                std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
 
-    // May throw an exception.
-    auto it = m_libraries.try_emplace( path, SIM_LIBRARY::Create( path, aReporter, &f2 ) ).first;
-    return *it->second;
+        m_libraries.try_emplace( path, SIM_LIBRARY::Create( path, m_reporter, &f2 ) );
+    }
+    catch( const IO_ERROR& e )
+    {
+        m_reporter->Report( e.What() );
+    }
 }
 
 
-SIM_LIBRARY& SIM_LIB_MGR::SetLibrary( const wxString& aLibraryPath, REPORTER* aReporter  )
+void SIM_LIB_MGR::SetLibrary( const wxString& aLibraryPath )
 {
-    // May throw an exception.
-    wxString path = ResolveLibraryPath( aLibraryPath, m_project );
+    try
+    {
+        wxString path = ResolveLibraryPath( aLibraryPath, m_project );
 
-    std::function<std::string(const std::string&, const std::string&)> f2 =
-            std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
+        std::function<std::string(const std::string&, const std::string&)> f2 =
+                std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
 
-    std::unique_ptr<SIM_LIBRARY> library = SIM_LIBRARY::Create( path, aReporter, &f2 );
-    
-    Clear();
-    m_libraries[path] = std::move( library );
-    return *m_libraries.at( path );
+        std::unique_ptr<SIM_LIBRARY> library = SIM_LIBRARY::Create( path, m_reporter, &f2 );
+
+        Clear();
+        m_libraries[path] = std::move( library );
+    }
+    catch( const IO_ERROR& e )
+    {
+        m_reporter->Report( e.What() );
+    }
 }
 
 
@@ -152,7 +161,7 @@ SIM_MODEL& SIM_LIB_MGR::CreateModel( SIM_MODEL::TYPE aType, const std::vector<LI
 }
 
 
-SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
+SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL* aBaseModel,
                                      const std::vector<LIB_PIN*>& aPins )
 {
     m_models.push_back( SIM_MODEL::Create( aBaseModel, aPins, m_reporter ) );
@@ -161,7 +170,7 @@ SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
 
 
 template <typename T>
-SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
+SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL* aBaseModel,
                                      const std::vector<LIB_PIN*>& aPins,
                                      const std::vector<T>& aFields )
 {
@@ -169,10 +178,10 @@ SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
     return *m_models.back();
 }
 
-template SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
+template SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               const std::vector<SCH_FIELD>& aFields );
-template SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL& aBaseModel,
+template SIM_MODEL& SIM_LIB_MGR::CreateModel( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               const std::vector<LIB_FIELD>& aFields );
 
@@ -234,7 +243,7 @@ SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const SCH_SHEET_PATH* aSheetPath, S
                    return StrNumCmp( lhs->GetNumber(), rhs->GetNumber(), true ) < 0;
                } );
 
-    SIM_LIBRARY::MODEL model = CreateModel( fields, sourcePins );
+    SIM_LIBRARY::MODEL model = CreateModel( fields, sourcePins, true );
 
     model.model.SetIsStoredInValue( storeInValue );
 
@@ -244,7 +253,7 @@ SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const SCH_SHEET_PATH* aSheetPath, S
 
 template <typename T>
 SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const std::vector<T>& aFields,
-                                             const std::vector<LIB_PIN*>& aPins )
+                                             const std::vector<LIB_PIN*>& aPins, bool aResolved )
 {
     std::string libraryPath = SIM_MODEL::GetFieldValue( &aFields, SIM_LIBRARY::LIBRARY_FIELD );
     std::string baseModelName = SIM_MODEL::GetFieldValue( &aFields, SIM_LIBRARY::NAME_FIELD );
@@ -255,15 +264,17 @@ SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const std::vector<T>& aFields,
     }
     else
     {
-        m_models.push_back( SIM_MODEL::Create( aFields, aPins, m_reporter ) );
+        m_models.push_back( SIM_MODEL::Create( aFields, aPins, aResolved, m_reporter ) );
         return { baseModelName, *m_models.back() };
     }
 }
 
 template SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const std::vector<SCH_FIELD>& aFields,
-                                                      const std::vector<LIB_PIN*>& aPins );
+                                                      const std::vector<LIB_PIN*>& aPins,
+                                                      bool aResolved );
 template SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const std::vector<LIB_FIELD>& aFields,
-                                                      const std::vector<LIB_PIN*>& aPins );
+                                                      const std::vector<LIB_PIN*>& aPins,
+                                                      bool aResolved );
 
 
 template <typename T>
@@ -272,16 +283,20 @@ SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const wxString& aLibraryPath,
                                              const std::vector<T>& aFields,
                                              const std::vector<LIB_PIN*>& aPins )
 {
-    wxString     path = ResolveLibraryPath( aLibraryPath, m_project );
-    SIM_LIBRARY* library = nullptr;
+    wxString     path;
     wxString     msg;
-
-    std::function<std::string(const std::string&, const std::string&)> f2 =
-            std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
+    SIM_LIBRARY* library = nullptr;
+    SIM_MODEL*   baseModel = nullptr;
+    std::string  modelName;
 
     try
     {
-        auto it = m_libraries.try_emplace( path, SIM_LIBRARY::Create( path, nullptr, &f2 ) ).first;
+        path = ResolveLibraryPath( aLibraryPath, m_project );
+
+        std::function<std::string( const std::string&, const std::string& )> f2 =
+                std::bind( &SIM_LIB_MGR::ResolveEmbeddedLibraryPath, this, std::placeholders::_1, std::placeholders::_2 );
+
+        auto it = m_libraries.try_emplace( path, SIM_LIBRARY::Create( path, m_reporter, &f2 ) ).first;
         library = &*it->second;
     }
     catch( const IO_ERROR& e )
@@ -305,25 +320,31 @@ SIM_LIBRARY::MODEL SIM_LIB_MGR::CreateModel( const wxString& aLibraryPath,
             m_reporter->Report( msg, RPT_SEVERITY_ERROR );
         else
             THROW_IO_ERROR( msg );
+
+        modelName = _( "unknown" ).ToStdString();
     }
-
-    SIM_MODEL* baseModel = library->FindModel( aBaseModelName );
-
-    if( !baseModel )
+    else if( library )
     {
-        msg.Printf( _( "Error loading simulation model: could not find base model '%s' in library '%s'" ),
-                    aBaseModelName,
-                    path );
+        baseModel = library->FindModel( aBaseModelName );
+        modelName = aBaseModelName;
 
-        if( m_reporter )
-            m_reporter->Report( msg, RPT_SEVERITY_ERROR );
-        else
-            THROW_IO_ERROR( msg );
+        if( !baseModel )
+        {
+            msg.Printf( _( "Error loading simulation model: could not find base model '%s' "
+                           "in library '%s'" ),
+                        aBaseModelName,
+                        path );
+
+            if( m_reporter )
+                m_reporter->Report( msg, RPT_SEVERITY_ERROR );
+            else
+                THROW_IO_ERROR( msg );
+        }
     }
 
-    m_models.push_back( SIM_MODEL::Create( *baseModel, aPins, aFields, m_reporter ) );
+    m_models.push_back( SIM_MODEL::Create( baseModel, aPins, aFields, m_reporter ) );
 
-    return { aBaseModelName, *m_models.back() };
+    return { modelName, *m_models.back() };
 }
 
 
diff --git a/eeschema/sim/sim_lib_mgr.h b/eeschema/sim/sim_lib_mgr.h
index b266fe5947..3e58098bf3 100644
--- a/eeschema/sim/sim_lib_mgr.h
+++ b/eeschema/sim/sim_lib_mgr.h
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -40,20 +40,22 @@ class SCH_SYMBOL;
 class SIM_LIB_MGR
 {
 public:
-    SIM_LIB_MGR( const PROJECT* aPrj, REPORTER* aReporter = nullptr );
+    SIM_LIB_MGR( const PROJECT* aPrj );
     virtual ~SIM_LIB_MGR() = default;
 
+    void SetReporter( REPORTER* aReporter ) { m_reporter = aReporter; }
+
     void Clear();
 
-    SIM_LIBRARY& AddLibrary( const wxString& aLibraryPath, REPORTER* aReporter );
-    SIM_LIBRARY& SetLibrary( const wxString& aLibraryPath, REPORTER* aReporter );
+    void AddLibrary( const wxString& aLibraryPath );
+    void SetLibrary( const wxString& aLibraryPath );
 
     SIM_MODEL& CreateModel( SIM_MODEL::TYPE aType, const std::vector<LIB_PIN*>& aPins );
 
-    SIM_MODEL& CreateModel( const SIM_MODEL& aBaseModel, const std::vector<LIB_PIN*>& aPins );
+    SIM_MODEL& CreateModel( const SIM_MODEL* aBaseModel, const std::vector<LIB_PIN*>& aPins );
 
     template <typename T>
-    SIM_MODEL& CreateModel( const SIM_MODEL& aBaseModel, const std::vector<LIB_PIN*>& aPins,
+    SIM_MODEL& CreateModel( const SIM_MODEL* aBaseModel, const std::vector<LIB_PIN*>& aPins,
                             const std::vector<T>& aFields );
 
     // TODO: The argument can be made const.
@@ -61,7 +63,7 @@ public:
 
     template <typename T>
     SIM_LIBRARY::MODEL CreateModel( const std::vector<T>& aFields,
-                                    const std::vector<LIB_PIN*>& aPins );
+                                    const std::vector<LIB_PIN*>& aPins, bool aResolved );
 
     template <typename T>
     SIM_LIBRARY::MODEL CreateModel( const wxString& aLibraryPath,
diff --git a/eeschema/sim/sim_library.cpp b/eeschema/sim/sim_library.cpp
index 16a5938148..3d0159851f 100644
--- a/eeschema/sim/sim_library.cpp
+++ b/eeschema/sim/sim_library.cpp
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -28,8 +28,8 @@
 #include <boost/algorithm/string/case_conv.hpp>
 
 
-std::unique_ptr<SIM_LIBRARY> SIM_LIBRARY::Create( const wxString &aFilePath, REPORTER *aReporter,
-        std::function<std::string( const std::string&, const std::string& )> *aResolver )
+std::unique_ptr<SIM_LIBRARY> SIM_LIBRARY::Create( const wxString& aFilePath, REPORTER* aReporter,
+                                                  std::function<std::string( const std::string&, const std::string& )> *aResolver )
 {
     std::unique_ptr<SIM_LIBRARY> library;
 
@@ -40,12 +40,12 @@ std::unique_ptr<SIM_LIBRARY> SIM_LIBRARY::Create( const wxString &aFilePath, REP
 
     library->m_reporter = aReporter;
     library->m_pathResolver = aResolver;
-    library->ReadFile( std::string( aFilePath.c_str() ) );
+    library->ReadFile( std::string( aFilePath.c_str() ), aReporter );
     return library;
 }
 
 
-void SIM_LIBRARY::ReadFile( const std::string& aFilePath )
+void SIM_LIBRARY::ReadFile( const std::string& aFilePath, REPORTER* aReporter )
 {
     m_filePath = aFilePath;
 }
diff --git a/eeschema/sim/sim_library.h b/eeschema/sim/sim_library.h
index f6a447bddb..7ce2a92eea 100644
--- a/eeschema/sim/sim_library.h
+++ b/eeschema/sim/sim_library.h
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -54,7 +54,7 @@ public:
      */
     static std::unique_ptr<SIM_LIBRARY> Create( const wxString& aFilePath,
                                                 REPORTER* aReporter = nullptr,
-                                                std::function<std::string(const std::string&, const std::string&)>* aResolver = nullptr);
+                                                std::function<std::string( const std::string&, const std::string& )>* aResolver = nullptr);
 
     /**
      * Read library from a source file. Must be in the format appropriate to the subclass, e.g.
@@ -63,7 +63,7 @@ public:
      * @param aFilePath Path to the file.
      * @throw IO_ERROR on read or parsing error.
      */
-    virtual void ReadFile( const std::string& aFilePath ) = 0;
+    virtual void ReadFile( const std::string& aFilePath, REPORTER* aReporter ) = 0;
 
     /**
      * Write library to a source file (e.g. in Spice format).
diff --git a/eeschema/sim/sim_library_kibis.cpp b/eeschema/sim/sim_library_kibis.cpp
index 2f8538d301..e8b0dc82b5 100644
--- a/eeschema/sim/sim_library_kibis.cpp
+++ b/eeschema/sim/sim_library_kibis.cpp
@@ -1,7 +1,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -23,21 +23,23 @@
 
 #include <sim/sim_library_kibis.h>
 #include <sim/sim_model_kibis.h>
-#include <sim/spice_grammar.h>
 #include <ki_exception.h>
 #include <locale_io.h>
-#include <pegtl.hpp>
 #include <pegtl/contrib/parse_tree.hpp>
 #include <lib_pin.h>
 
 
-void SIM_LIBRARY_KIBIS::ReadFile( const std::string& aFilePath )
+void SIM_LIBRARY_KIBIS::ReadFile( const std::string& aFilePath, REPORTER* aReporter )
 {
-    SIM_LIBRARY::ReadFile( aFilePath );
+    SIM_LIBRARY::ReadFile( aFilePath, aReporter );
     m_kibis = KIBIS( aFilePath, m_reporter );
 
     if( !m_kibis.m_valid )
-        THROW_IO_ERROR( wxString::Format( "Invalid ibis file" ) );
+    {
+        aReporter->Report( wxString::Format( _( "Invalid IBIS file '%s'" ), aFilePath ),
+                           RPT_SEVERITY_ERROR );
+        return;
+    }
 
     LIB_PIN pinA( nullptr );
     LIB_PIN pinB( nullptr );
diff --git a/eeschema/sim/sim_library_kibis.h b/eeschema/sim/sim_library_kibis.h
index 7822d713b9..12ae08f9ea 100644
--- a/eeschema/sim/sim_library_kibis.h
+++ b/eeschema/sim/sim_library_kibis.h
@@ -1,7 +1,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -38,7 +38,7 @@ public:
     static constexpr auto DIFF_FIELD = "Sim.Ibis.Diff";
 
     // @copydoc SIM_LIBRARY::ReadFile()
-    void ReadFile( const std::string& aFilePath ) override;
+    void ReadFile( const std::string& aFilePath, REPORTER* aReporter ) override;
 
     // @copydoc SIM_LIBRARY::WriteFile()
     void WriteFile( const std::string& aFilePath ) override{};
diff --git a/eeschema/sim/sim_library_spice.cpp b/eeschema/sim/sim_library_spice.cpp
index c628b9884e..3d29313f5e 100644
--- a/eeschema/sim/sim_library_spice.cpp
+++ b/eeschema/sim/sim_library_spice.cpp
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -33,10 +33,10 @@ SIM_LIBRARY_SPICE::SIM_LIBRARY_SPICE() :
 }
 
 
-void SIM_LIBRARY_SPICE::ReadFile( const std::string& aFilePath )
+void SIM_LIBRARY_SPICE::ReadFile( const std::string& aFilePath, REPORTER* aReporter )
 {
-    SIM_LIBRARY::ReadFile( aFilePath );
-    m_spiceLibraryParser->ReadFile( aFilePath );
+    SIM_LIBRARY::ReadFile( aFilePath, aReporter );
+    m_spiceLibraryParser->ReadFile( aFilePath, aReporter );
 }
 
 
diff --git a/eeschema/sim/sim_library_spice.h b/eeschema/sim/sim_library_spice.h
index 048778cc26..a97144b3e3 100644
--- a/eeschema/sim/sim_library_spice.h
+++ b/eeschema/sim/sim_library_spice.h
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -37,7 +37,7 @@ public:
     SIM_LIBRARY_SPICE();
 
     // @copydoc SIM_LIBRARY::ReadFile()
-    void ReadFile( const std::string& aFilePath ) override;
+    void ReadFile( const std::string& aFilePath, REPORTER* aReporter ) override;
 
     // @copydoc SIM_LIBRARY::WriteFile()
     void WriteFile( const std::string& aFilePath ) override;
diff --git a/eeschema/sim/sim_model.cpp b/eeschema/sim/sim_model.cpp
index 38e4eb1fe5..99f62a030a 100644
--- a/eeschema/sim/sim_model.cpp
+++ b/eeschema/sim/sim_model.cpp
@@ -465,23 +465,28 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( TYPE aType, const std::vector<LIB_
 }
 
 
-std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
+std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               REPORTER* aReporter )
 {
+    TYPE                       type = aBaseModel ? aBaseModel->GetType() : TYPE::NONE;
     std::unique_ptr<SIM_MODEL> model;
 
-    if( dynamic_cast<const SIM_MODEL_SPICE_FALLBACK*>( &aBaseModel ) )
-        model = std::make_unique<SIM_MODEL_SPICE_FALLBACK>( aBaseModel.GetType() );
-    else if( dynamic_cast< const SIM_MODEL_RAW_SPICE*>( &aBaseModel ) )
+    // A null base model means the model wasn't found in the library, so create a fallback
+
+    if( !aBaseModel || dynamic_cast<const SIM_MODEL_SPICE_FALLBACK*>( aBaseModel ) )
+        model = std::make_unique<SIM_MODEL_SPICE_FALLBACK>( type );
+    else if( dynamic_cast< const SIM_MODEL_RAW_SPICE*>( aBaseModel ) )
         model = std::make_unique<SIM_MODEL_RAW_SPICE>();
     else
-        model = Create( aBaseModel.GetType() );
+        model = Create( type );
 
     try
     {
+        if( aBaseModel )
+            model->SetBaseModel( *aBaseModel );
+
         model->ReadDataFields( static_cast<const std::vector<SCH_FIELD>*>( nullptr ), aPins );
-        model->SetBaseModel( aBaseModel );
     }
     catch( IO_ERROR& err )
     {
@@ -496,7 +501,7 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
 
 
 template <typename T>
-std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
+std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               const std::vector<T>& aFields,
                                               REPORTER* aReporter )
@@ -504,21 +509,25 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
     TYPE type = ReadTypeFromFields( aFields );
 
     // If the model has a specified type, it takes priority over the type of its base class.
-    if( type == TYPE::NONE )
-        type = aBaseModel.GetType();
+    if( type == TYPE::NONE && aBaseModel )
+        type = aBaseModel->GetType();
 
     std::unique_ptr<SIM_MODEL> model;
 
-    if( dynamic_cast<const SIM_MODEL_SPICE_FALLBACK*>( &aBaseModel ) )
+    // A null base model means the model wasn't found in the library, so create a fallback
+
+    if( !aBaseModel || dynamic_cast<const SIM_MODEL_SPICE_FALLBACK*>( aBaseModel ) )
         model = std::make_unique<SIM_MODEL_SPICE_FALLBACK>( type );
-    else if( dynamic_cast< const SIM_MODEL_RAW_SPICE*>( &aBaseModel ) )
+    else if( dynamic_cast< const SIM_MODEL_RAW_SPICE*>( aBaseModel ) )
         model = std::make_unique<SIM_MODEL_RAW_SPICE>();
     else
         model = Create( type );
 
     try
     {
-        model->SetBaseModel( aBaseModel );
+        if( aBaseModel )
+            model->SetBaseModel( *aBaseModel );
+
         model->ReadDataFields( &aFields, aPins );
     }
     catch( IO_ERROR& err )
@@ -532,12 +541,12 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
     return model;
 }
 
-template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
+template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL* aBaseModel,
                                                        const std::vector<LIB_PIN*>& aPins,
                                                        const std::vector<SCH_FIELD>& aFields,
                                                        REPORTER* aReporter );
 
-template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseModel,
+template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL* aBaseModel,
                                                        const std::vector<LIB_PIN*>& aPins,
                                                        const std::vector<LIB_FIELD>& aFields,
                                                        REPORTER* aReporter );
@@ -546,7 +555,7 @@ template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const SIM_MODEL& aBaseMod
 template <typename T>
 std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const std::vector<T>& aFields,
                                               const std::vector<LIB_PIN*>& aPins,
-                                              REPORTER* aReporter )
+                                              bool aResolved, REPORTER* aReporter )
 {
     TYPE type = ReadTypeFromFields( aFields );
     std::unique_ptr<SIM_MODEL> model = SIM_MODEL::Create( type );
@@ -557,6 +566,12 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const std::vector<T>& aFields,
     }
     catch( const IO_ERROR& parse_err )
     {
+        if( !aResolved )
+        {
+            aReporter->Report( parse_err.What(), RPT_SEVERITY_ERROR );
+            return model;
+        }
+
         // Just because we can't parse it doesn't mean that a SPICE interpreter can't.  Fall
         // back to a raw spice code model.
 
@@ -587,10 +602,10 @@ std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const std::vector<T>& aFields,
 
 template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const std::vector<SCH_FIELD>& aFields,
                                                        const std::vector<LIB_PIN*>& aPins,
-                                                       REPORTER* aReporter );
+                                                       bool aResolved, REPORTER* aReporter  );
 template std::unique_ptr<SIM_MODEL> SIM_MODEL::Create( const std::vector<LIB_FIELD>& aFields,
                                                        const std::vector<LIB_PIN*>& aPins,
-                                                       REPORTER* aReporter );
+                                                       bool aResolved, REPORTER* aReporter );
 
 
 template <typename T>
@@ -1560,13 +1575,18 @@ void SIM_MODEL::MigrateSimModel( T_symbol& aSymbol, const PROJECT* aProject )
     {
         wxString             msg;
         WX_STRING_REPORTER   reporter( &msg );
-        SIM_LIB_MGR          libMgr( aProject, &reporter );
+        SIM_LIB_MGR          libMgr( aProject );
         std::vector<T_field> emptyFields;
 
+        libMgr.SetReporter( &reporter );
+
         SIM_LIBRARY::MODEL model = libMgr.CreateModel( spiceLib, spiceModel.ToStdString(),
                                                        emptyFields, sourcePins );
 
-        libraryModel = !reporter.HasMessage();  // Otherwise we'll fall back to raw spice model
+        if( reporter.HasMessage() )
+            libraryModel = false;    // Fall back to raw spice model
+        else
+            libraryModel = true;
 
         if( pinMapInfo.IsEmpty() )
         {
diff --git a/eeschema/sim/sim_model.h b/eeschema/sim/sim_model.h
index e3d54da8a1..ce0600fc22 100644
--- a/eeschema/sim/sim_model.h
+++ b/eeschema/sim/sim_model.h
@@ -404,12 +404,12 @@ public:
     static std::unique_ptr<SIM_MODEL> Create( TYPE aType, const std::vector<LIB_PIN*>& aPins,
                                               REPORTER* aReporter );
 
-    static std::unique_ptr<SIM_MODEL> Create( const SIM_MODEL& aBaseModel,
+    static std::unique_ptr<SIM_MODEL> Create( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               REPORTER* aReporter );
 
     template <typename T>
-    static std::unique_ptr<SIM_MODEL> Create( const SIM_MODEL& aBaseModel,
+    static std::unique_ptr<SIM_MODEL> Create( const SIM_MODEL* aBaseModel,
                                               const std::vector<LIB_PIN*>& aPins,
                                               const std::vector<T>& aFields,
                                               REPORTER* aReporter );
@@ -417,7 +417,7 @@ public:
     template <typename T>
     static std::unique_ptr<SIM_MODEL> Create( const std::vector<T>& aFields,
                                               const std::vector<LIB_PIN*>& aPins,
-                                              REPORTER* aReporter );
+                                              bool aResolved, REPORTER* aReporter );
 
     template <typename T>
     static std::string GetFieldValue( const std::vector<T>* aFields, const std::string& aFieldName,
diff --git a/eeschema/sim/spice_library_parser.cpp b/eeschema/sim/spice_library_parser.cpp
index ecb024b0f8..7e3aa0c4cb 100644
--- a/eeschema/sim/spice_library_parser.cpp
+++ b/eeschema/sim/spice_library_parser.cpp
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -57,65 +57,89 @@ namespace SIM_LIBRARY_SPICE_PARSER
 };
 
 
-void SPICE_LIBRARY_PARSER::readElement( const std::string &aFilePath )
+void SPICE_LIBRARY_PARSER::readElement( const std::string &aFilePath, REPORTER& aReporter )
 {
-    tao::pegtl::file_input in( aFilePath );
-    std::unique_ptr<tao::pegtl::parse_tree::node> root =
-                tao::pegtl::parse_tree::parse<SIM_LIBRARY_SPICE_PARSER::libraryGrammar,
-                                              SIM_LIBRARY_SPICE_PARSER::librarySelector,
-                                              tao::pegtl::nothing,
-                                              SIM_LIBRARY_SPICE_PARSER::control>( in );
-
-    for( const auto& node : root->children )
+    try
     {
-        if( node->is_type<SIM_LIBRARY_SPICE_PARSER::modelUnit>() )
+        tao::pegtl::file_input in( aFilePath );
+        std::unique_ptr<tao::pegtl::parse_tree::node> root =
+                    tao::pegtl::parse_tree::parse<SIM_LIBRARY_SPICE_PARSER::libraryGrammar,
+                                                  SIM_LIBRARY_SPICE_PARSER::librarySelector,
+                                                  tao::pegtl::nothing,
+                                                  SIM_LIBRARY_SPICE_PARSER::control>
+                ( in );
+
+        for( const auto& node : root->children )
         {
-            try
+            if( node->is_type<SIM_LIBRARY_SPICE_PARSER::modelUnit>() )
             {
-                m_library.m_models.push_back( SIM_MODEL_SPICE::Create( m_library, node->string() ) );
-                m_library.m_modelNames.emplace_back( node->children.at( 0 )->string() );
+                std::string model = node->string();
+                std::string modelName = node->children.at( 0 )->string();
+
+                try
+                {
+                    m_library.m_models.push_back( SIM_MODEL_SPICE::Create( m_library, model ) );
+                    m_library.m_modelNames.emplace_back( modelName );
+                }
+                catch( const IO_ERROR& e )
+                {
+                    aReporter.Report( e.What(), RPT_SEVERITY_ERROR );
+                }
             }
-            catch( const IO_ERROR& e )
+            else if( node->is_type<SIM_LIBRARY_SPICE_PARSER::dotInclude>() )
             {
-                DisplayErrorMessage( nullptr, e.What() );
+                std::string lib = node->children.at( 0 )->string();
+
+                try
+                {
+                    if( m_library.m_pathResolver )
+                        lib = ( *m_library.m_pathResolver )( lib, aFilePath );
+
+                    readElement( lib, aReporter );
+                }
+                catch( const IO_ERROR& e )
+                {
+                    aReporter.Report( e.What(), RPT_SEVERITY_ERROR );
+                }
+            }
+            else if( node->is_type<SIM_LIBRARY_SPICE_PARSER::unknownLine>() )
+            {
+                // Do nothing.
+            }
+            else
+            {
+                wxFAIL_MSG( "Unhandled parse tree node" );
             }
         }
-        else if( node->is_type<SIM_LIBRARY_SPICE_PARSER::dotInclude>() )
-        {
-            std::string lib = node->children.at( 0 )->string();
-
-            if( m_library.m_pathResolver )
-                lib = ( *m_library.m_pathResolver )( lib, aFilePath );
-
-            readElement( lib );
-        }
-        else if( node->is_type<SIM_LIBRARY_SPICE_PARSER::unknownLine>() )
-        {
-            // Do nothing.
-        }
-        else
-        {
-            wxFAIL_MSG( "Unhandled parse tree node" );
-        }
+    }
+    catch( const std::filesystem::filesystem_error& e )
+    {
+        aReporter.Report( e.what(), RPT_SEVERITY_ERROR );
+    }
+    catch( const tao::pegtl::parse_error& e )
+    {
+        aReporter.Report( e.what(), RPT_SEVERITY_ERROR );
     }
 }
 
 
-void SPICE_LIBRARY_PARSER::ReadFile( const std::string& aFilePath )
+void SPICE_LIBRARY_PARSER::ReadFile( const std::string& aFilePath, REPORTER* aReporter )
 {
     m_library.m_models.clear();
     m_library.m_modelNames.clear();
 
-    try
+    if( aReporter )
     {
-        readElement( aFilePath );
+        readElement( aFilePath, *aReporter );
     }
-    catch( const std::filesystem::filesystem_error& e )
+    else
     {
-        THROW_IO_ERROR( e.what() );
-    }
-    catch( const tao::pegtl::parse_error& e )
-    {
-        THROW_IO_ERROR( e.what() );
+        wxString           msg;
+        WX_STRING_REPORTER reporter( &msg );
+
+        readElement( aFilePath, reporter );
+
+        if( reporter.HasMessage() )
+            THROW_IO_ERROR( msg );
     }
 }
diff --git a/eeschema/sim/spice_library_parser.h b/eeschema/sim/spice_library_parser.h
index a4af8ca567..e364e810bf 100644
--- a/eeschema/sim/spice_library_parser.h
+++ b/eeschema/sim/spice_library_parser.h
@@ -2,7 +2,7 @@
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
  * Copyright (C) 2022 Mikolaj Wielgus
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.txt for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.txt for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -28,6 +28,7 @@
 #include <wx/string.h>
 
 class SIM_LIBRARY_SPICE;
+class REPORTER;
 
 class SPICE_LIBRARY_PARSER
 {
@@ -39,10 +40,10 @@ public:
     virtual ~SPICE_LIBRARY_PARSER()
     {};
 
-    virtual void ReadFile( const std::string& aFilePath );
+    virtual void ReadFile( const std::string& aFilePath, REPORTER* aReporter );
 
 protected:
-    void readElement( const std::string& aFilePath );
+    void readElement( const std::string& aFilePath, REPORTER& aReporter );
 
 private:
     SIM_LIBRARY_SPICE& m_library;
diff --git a/qa/unittests/eeschema/sim/test_library_spice.cpp b/qa/unittests/eeschema/sim/test_library_spice.cpp
index a3e51eb3e8..4aaf3a7a57 100644
--- a/qa/unittests/eeschema/sim/test_library_spice.cpp
+++ b/qa/unittests/eeschema/sim/test_library_spice.cpp
@@ -1,7 +1,7 @@
 /*
  * This program source code file is part of KiCad, a free EDA CAD application.
  *
- * Copyright (C) 2022 KiCad Developers, see AUTHORS.TXT for contributors.
+ * Copyright (C) 2022-2023 KiCad Developers, see AUTHORS.TXT for contributors.
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -48,7 +48,7 @@ public:
     {
         std::string path = GetLibraryPath( aBaseName );
         m_library = std::make_unique<SIM_LIBRARY_SPICE>();
-        m_library->ReadFile( path );
+        m_library->ReadFile( path, nullptr );
     }
 
     void CompareToUsualDiodeModel( const SIM_MODEL& aModel, const std::string& aModelName, int aModelIndex )