Index: wflow-py/wflow/wf_DynamicFramework.py
===================================================================
diff -u -r8944c14a29922452d94bd04d5eceafbc0d94652e -rc95c3dacc1ec27b93f99809af8275caa5c93cb1d
--- wflow-py/wflow/wf_DynamicFramework.py	(.../wf_DynamicFramework.py)	(revision 8944c14a29922452d94bd04d5eceafbc0d94652e)
+++ wflow-py/wflow/wf_DynamicFramework.py	(.../wf_DynamicFramework.py)	(revision c95c3dacc1ec27b93f99809af8275caa5c93cb1d)
@@ -1196,7 +1196,10 @@
       if hasattr(self._userModel(), mapname):
           #exec "retval = pcr2numpy(self._userModel()." + mapname + ",-999)"
           pcrmap = getattr(self._userModel(),mapname)
-          retval = pcr_as_numpy(pcrmap)
+          if isinstance(pcrmap,pcraster._pcraster.Field):
+              retval = pcr_as_numpy(pcrmap)
+          else:
+              retval = pcrmap
           if self.APIDebug:
               self.logger.debug("wf_supplyMapAsNumpy returning: " + mapname)
       else: