How To Fix 12022 - MCHA standard fields on customer-specific tab page cannot be changed

12022 - Overview

• Message type: E = Error

• Message class: 12 - Herstelldatum/Mindesthaltbarkeitsdatum/Chargen

• Message number: 022

• Message text: MCHA standard fields on customer-specific tab page cannot be changed

What causes this issue?

You want to edit a standard field of the batch master record on this
customer-specific tab.

System Response

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

How to fix this error?

You can only edit customer-specific fields on this tab.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

12022 - Details

• The SAP error message 12022, which states "MCHA standard fields on customer-specific tab page cannot be changed," typically occurs when there is an attempt to modify standard fields in the MCHA (Material Master Storage Location Data) table on a custom tab page in the SAP GUI. This error is related to the way SAP handles data integrity and the restrictions placed on standard fields.
  
  Cause:
  
  Standard Fields Restriction: The MCHA table contains standard fields that are not meant to be modified directly through custom enhancements or user interfaces. SAP enforces this restriction to maintain data integrity and consistency across the system.
  Custom Tab Page Configuration: If you have created a custom tab page in the material master or any related transaction, and you are trying to change standard fields that are not allowed to be modified, this error will occur.
  Authorization Issues: Sometimes, the error may also arise due to insufficient authorizations to modify