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Add safety check

... or QGIS crashes when offline editing layers with auxiliary storage attached
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m-kuhn committed Jul 10, 2020
1 parent b6a9cce commit 4f5bb6f465747e2c8ee2f32a318f571018c66ba3
Showing with 8 additions and 4 deletions.
  1. +8 −4 src/core/qgsvectorlayerjoininfo.cpp
@@ -100,11 +100,15 @@ QStringList QgsVectorLayerJoinInfo::joinFieldNamesSubset( const QgsVectorLayerJo
}
else
{
for ( const QgsField &f : info.joinLayer()->fields() )
if ( info.joinLayer() )
{
if ( !info.joinFieldNamesBlockList().contains( f.name() )
&& f.name() != info.joinFieldName() )
fieldNames.append( f.name() );
const QgsFields fields { info.joinLayer()->fields() };
for ( const QgsField &f : fields )
{
if ( !info.joinFieldNamesBlockList().contains( f.name() )
&& f.name() != info.joinFieldName() )
fieldNames.append( f.name() );
}
}
}
}

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