The CompositeProvider claims to be &1 but model content refers to &2

What causes this issue?

The CompositeProvider check service has been called for object &V1&, but
the current model contains object &V2&.

System Response

The model check is suspended.

How to fix this error?

Make sure that the submitted model content corresponds to the
CompositeProvider to be checked.

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.