An error has caused the RPM run to be canceled

What causes this issue?

The other messages give you the cause.

System Response

All changes are rejected. The rapid planning matrix is not created.

How to fix this error?

Remove the cause of error and re-start the planning run.

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.