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Fix crash in relation reference widget (fix #14732)

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This commit is contained in:
Nyall Dawson 2016-04-26 19:31:20 +10:00
parent f01c57af6a
commit eed4ee6411
1 changed files with 5 additions and 1 deletions
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6
src/gui/editorwidgets/qgsrelationreferencewidget.cpp
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@ -365,7 +365,11 @@ QVariant QgsRelationReferenceWidget::foreignKey()
}
else
{
if ( !mFeature.isValid() )
if ( mReferencingFieldIdx < 0 || mReferencingFieldIdx >= mReferencingLayer->fields().count() )
{
return QVariant();
}
else if ( !mFeature.isValid() )
{
return QVariant( mReferencingLayer->fields().at( mReferencingFieldIdx ).type() );
}