Server: do not crash on broken tree

Spotted on a broken project.
qgis · Nov 30, 2020 · d84624c · d84624c
1 parent 3b262f2
commit d84624c
Showing 1 changed file with 8 additions and 1 deletion.
diff --git a/src/server/services/wms/qgswmsgetcapabilities.cpp b/src/server/services/wms/qgswmsgetcapabilities.cpp
@@ -2035,7 +2035,14 @@ namespace QgsWms
     {
       const auto treeLayer { static_cast<const QgsLayerTreeLayer *>( childNode ) };
       const auto l { treeLayer->layer() };
-      return ! wmsRestrictedLayers.contains( l->name() ) && l->flags().testFlag( QgsMapLayer::Identifiable );
+      if ( l )
+      {
+        return ! wmsRestrictedLayers.contains( l->name() ) && l->flags().testFlag( QgsMapLayer::Identifiable );
+      }
+      else
+      {
+        QgsMessageLog::logMessage( QStringLiteral( "Broken/corrupted layer tree: check your project!" ), QStringLiteral( "Server" ), Qgis::MessageLevel::Warning );
+      }
     }
     return false;
   }