[BUGFIX][Server] Segfault in WFS GetCapabilities

Author: rldhont

src/server/services/wfs/qgswfsgetcapabilities.cpp

@@ -421,6 +421,10 @@ namespace QgsWfs
     for ( const QString &wfsLayerId : wfsLayerIds )
     {
       QgsMapLayer *layer = project->mapLayer( wfsLayerId );
+      if ( !layer )
+      {
+        continue;
+      }
       if ( layer->type() != QgsMapLayer::LayerType::VectorLayer )
       {
         continue;

src/server/services/wfs/qgswfsgetcapabilities_1_0_0.cpp

@@ -266,6 +266,10 @@ namespace QgsWfs
       for ( const QString &wfsLayerId : wfsLayerIds )
       {
         QgsMapLayer *layer = project->mapLayer( wfsLayerId );
+        if ( !layer )
+        {
+          continue;
+        }
         if ( layer->type() != QgsMapLayer::LayerType::VectorLayer )
         {
           continue;