diff --git a/common/dialogs/dialog_global_lib_table_config.cpp b/common/dialogs/dialog_global_lib_table_config.cpp
index d6b60c503b..67c8a0efeb 100644
--- a/common/dialogs/dialog_global_lib_table_config.cpp
+++ b/common/dialogs/dialog_global_lib_table_config.cpp
@@ -29,7 +29,8 @@
 
 DIALOG_GLOBAL_LIB_TABLE_CONFIG::DIALOG_GLOBAL_LIB_TABLE_CONFIG( wxWindow* aParent,
                                                                 const wxString& aTableName  ) :
-    DIALOG_GLOBAL_LIB_TABLE_CONFIG_BASE( aParent )
+    DIALOG_GLOBAL_LIB_TABLE_CONFIG_BASE( aParent ),
+    m_defaultFileFound( false )
 {
     m_tableName = aTableName;
 
diff --git a/common/lib_tree_model.cpp b/common/lib_tree_model.cpp
index 5356295c1e..fcbb460085 100644
--- a/common/lib_tree_model.cpp
+++ b/common/lib_tree_model.cpp
@@ -120,7 +120,8 @@ LIB_TREE_NODE::LIB_TREE_NODE()
       Score( kLowestDefaultScore ),
       Normalized( false ),
       Unit( 0 ),
-      IsRoot( false )
+      IsRoot( false ),
+      VisLen( 0 )
 {}
 
 
diff --git a/eeschema/dialogs/dialog_spice_model.cpp b/eeschema/dialogs/dialog_spice_model.cpp
index 75c851654d..b265e23631 100644
--- a/eeschema/dialogs/dialog_spice_model.cpp
+++ b/eeschema/dialogs/dialog_spice_model.cpp
@@ -95,7 +95,7 @@ static int getModelTypeIdx( char aPrimitive )
 
 DIALOG_SPICE_MODEL::DIALOG_SPICE_MODEL( wxWindow* aParent, SCH_COMPONENT& aComponent, SCH_FIELDS* aFields )
     : DIALOG_SPICE_MODEL_BASE( aParent ), m_component( aComponent ), m_schfields( aFields ),
-      m_useSchFields( true ),
+      m_libfields( nullptr ), m_useSchFields( true ),
       m_spiceEmptyValidator( true ), m_notEmptyValidator( wxFILTER_EMPTY )
 {
     Init();
@@ -103,7 +103,7 @@ DIALOG_SPICE_MODEL::DIALOG_SPICE_MODEL( wxWindow* aParent, SCH_COMPONENT& aCompo
 
 
 DIALOG_SPICE_MODEL::DIALOG_SPICE_MODEL( wxWindow* aParent, SCH_COMPONENT& aComponent, LIB_FIELDS* aFields )
-    : DIALOG_SPICE_MODEL_BASE( aParent ), m_component( aComponent ),
+    : DIALOG_SPICE_MODEL_BASE( aParent ), m_component( aComponent ), m_schfields( nullptr ),
       m_libfields( aFields ), m_useSchFields( false ),
       m_spiceEmptyValidator( true ), m_notEmptyValidator( wxFILTER_EMPTY )
 {
diff --git a/include/tool/coroutine.h b/include/tool/coroutine.h
index 84552b2760..5ca5e273f8 100644
--- a/include/tool/coroutine.h
+++ b/include/tool/coroutine.h
@@ -137,6 +137,7 @@ public:
         m_running( false ),
         m_args( 0 ),
         m_callContext( nullptr ),
+        m_caller( nullptr ),
         m_callee( nullptr ),
         m_retVal( 0 )
     {
diff --git a/include/view/view_controls.h b/include/view/view_controls.h
index fa374ed9ee..4f9f4f6db8 100644
--- a/include/view/view_controls.h
+++ b/include/view/view_controls.h
@@ -109,7 +109,8 @@ struct VC_SETTINGS
 class VIEW_CONTROLS
 {
 public:
-    VIEW_CONTROLS( VIEW* aView ) : m_view( aView )
+    VIEW_CONTROLS( VIEW* aView ) :
+        m_view( aView ), m_cursorWarped( false )
     {
     }