Index: /issm/trunk-jpl/src/c/modules/UpdateDynamicConstraintsx/UpdateDynamicConstraintsx.cpp
===================================================================
--- /issm/trunk-jpl/src/c/modules/UpdateDynamicConstraintsx/UpdateDynamicConstraintsx.cpp	(revision 23591)
+++ /issm/trunk-jpl/src/c/modules/UpdateDynamicConstraintsx/UpdateDynamicConstraintsx.cpp	(revision 23592)
@@ -21,5 +21,7 @@
 	for(int i=0;i<constraints->Size();i++){
 		Constraint* constraint=(Constraint*)constraints->GetObjectByOffset(i);
-		((SpcDynamic*)constraint)->SetDynamicConstraint(nodes,yg_serial);
+		if(constraint->ObjectEnum()==SpcDynamicEnum){ 
+			((SpcDynamic*)constraint)->SetDynamicConstraint(nodes,yg_serial);
+		}
 
 	}