How To Fix /PLMB/BA_MCH012 - Field &1 not changed due to error during update

/PLMB/BA_MCH012 - Overview

• Message type: E = Error

• Message class: /PLMB/BA_MCH -

• Message number: 012

• Message text: Field &1 not changed due to error during update

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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/PLMB/BA_MCH012 - Details

• The SAP error message /PLMB/BA_MCH012 Field &1 not changed due to error during update typically occurs in the context of the SAP PLM (Product Lifecycle Management) module, particularly when there is an issue during the update of a specific field in a database table. This error indicates that the system attempted to update a field but encountered an error that prevented the change from being applied.
  Causes:
  
  Data Integrity Issues: The data being updated may violate integrity constraints, such as foreign key constraints or unique constraints.
  Authorization Issues: The user may not have the necessary authorizations to perform the update on the specified field.
  Business Logic Errors: There may be custom business logic (e.g., user exits, BAdIs) that is preventing the update due to specific conditions not being met.
  Database Locking: The record may be locked by another transaction, preventing the update from being applied.
  Technical Errors: There could be issues with the underlying database or