The operation on the FilterDescriptor with Name '{0}' (on Method with Name '{1}' on Entity (External Content Type) with Name ...

The operation on the FilterDescriptor with Name '{0}' (on Method with Name '{1}' on Entity (External Content Type) with Name '{2}' in Namespace '{3}') will violate the constraint that MethodInstances of Type ChangedIdEnumerator or DeletedIdEnumerator must have a TimestampFilter.