If materials are to be created during setup and there is no on setup label creation rule for these materials, a message appears stating that the material ID is unknown.
Prerequisites
MaterialManagement Administrator role
No materials have been created with this on setup label creation rule (number = 0)
Procedure
Call up the Material Management > Configuration > On Setup Label Creation Rules tab.
Click on in the line containing the on setup label creation rule.
Click Yes to permanently delete the on setup label creation rule.
The on setup label creation rule is removed from the On Setup Label Creation tab.