From 34133589921d65c1869ce4062949e609f0f7744a Mon Sep 17 00:00:00 2001
From: Jeff Young <jeff@rokeby.ie>
Date: Mon, 27 Sep 2021 22:56:36 +0100
Subject: [PATCH] Make sure there is a filename before creating a parameter for
 it.

Fixes https://gitlab.com/kicad/code/kicad/issues/9263
---
 common/gestfich.cpp | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/common/gestfich.cpp b/common/gestfich.cpp
index 68e00ef324..7b8ab266c6 100644
--- a/common/gestfich.cpp
+++ b/common/gestfich.cpp
@@ -139,10 +139,12 @@ int ExecuteFile( const wxString& aEditorName, const wxString& aFileName, wxProce
         if( !param.IsEmpty() )
             args[i++] = param.wc_str();
 
-        args[i++] = aFileName.wc_str();
+        if( !aFileName.IsEmpty() )
+            args[i++] = aFileName.wc_str();
+
         args[i] = nullptr;
 
-        return wxExecute( const_cast<wchar_t**>( args ), wxEXEC_ASYNC, aCallback );
+        return wxExecute( const_cast< wchar_t**>( args ), wxEXEC_ASYNC, aCallback );
     }
 
     wxString msg;