How To Fix WW067 - Internal error locking MG reference material &

WW067 - Overview

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 067

• Message text: Internal error locking MG reference material &

What causes this issue?

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

System Response

How to fix this error?

INCLUDE ISR_WIEDERHOLEN

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WW067 - Internal error locking MG reference material & ?

  The SAP error message WW067, which indicates an "Internal error locking MG reference material," typically arises in the context of material management and inventory processes. This error can occur due to various reasons, including issues with data consistency, locking mechanisms in the database, or problems with the material master records.
  Causes:
  
  Database Locking Issues: The error may occur if there is a conflict in database locks, where one process is trying to access a material that is already locked by another process.
  Data Inconsistency: If there are inconsistencies in the material master data or related tables, it can lead to internal errors.
  System Bugs: Occasionally, this error can be triggered by bugs in the SAP system or specific transactions.
  User Authorizations: Insufficient authorizations for the user trying to access or modify the material can also lead to this error.
  
  Solutions:
  
  Check Locks: Use transaction code SM12 to check for any active locks on the material. If you