Mat. is a miss. part. MRP controller & will be notified.

What causes this issue?

The material &V2& is a missing part in plant &V3&.

System Response

The MRP controller &V1& responsible will be notified via a mail message.

How to fix this error?

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.