unable to update model for monitoring 6.0.1

Hi
I am getting the following error when i try to update the model for monitoring.Am using Modeler 6.0.1

Failed to update model for monitoring:Integration server invoke:Exception=com.wm.app.b2b.server.ServiceException:java.sql.SQLException:[wm-cjdbc31-0006][Oracle JDBC Driver][Oracle]ORA-00904:“ICON”:Invalid Identifier.

Does anyone know the solution for this?