Avoid corrupted project thumbnail images in some circumstances

qgis · Jun 4, 2020 · f404e6e · f404e6e
1 parent d74715c
commit f404e6e
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/app/qgisapp.cpp b/src/app/qgisapp.cpp
@@ -14983,6 +14983,7 @@ void QgisApp::createPreviewImage( const QString &path, const QIcon &icon )
                      , previewSize );
 
   QPixmap previewImage( previewSize );
+  previewImage.fill();
   QPainter previewPainter( &previewImage );
   mMapCanvas->render( &previewPainter, QRect( QPoint(), previewSize ), previewRect );