fix #7172 and #7174

qgis · Feb 17, 2013 · d8ec492 · d8ec492
1 parent 5542504
commit d8ec492
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/python/plugins/fTools/tools/doGeoprocessing.py b/python/plugins/fTools/tools/doGeoprocessing.py
@@ -1245,6 +1245,8 @@ def union( self ):
   def symetrical_difference( self ):
     GEOS_EXCEPT = True
     FEATURE_EXCEPT = True
+    vproviderA = self.vlayerA.dataProvider()
+    vproviderB = self.vlayerB.dataProvider()
 
     # check for crs compatibility
     crsA = vproviderA.crs()
@@ -1340,6 +1342,8 @@ def symetrical_difference( self ):
   def clip( self ):
     GEOS_EXCEPT = True
     FEATURE_EXCEPT = True
+    vproviderA = self.vlayerA.dataProvider()
+    vproviderB = self.vlayerB.dataProvider()
 
     # check for crs compatibility
     crsA = vproviderA.crs()