Index: branches/pap/psModules/src/objects/pmModelClass.c
===================================================================
--- branches/pap/psModules/src/objects/pmModelClass.c	(revision 25548)
+++ branches/pap/psModules/src/objects/pmModelClass.c	(revision 25556)
@@ -177,5 +177,7 @@
 
     for (int i = 0; i < Nmodels; i++) {
-        models[i].modelSetLimits(type);
+        if (models[i].modelSetLimits) {
+            models[i].modelSetLimits(type);
+        }
     }