How To Fix 1I050 - No Customizing for account &2/&1 when changing GL group

1I050 - Overview

• Message type: E = Error

• Message class: 1I - BCA: General Ledger Integration

• Message number: 050

• Message text: No Customizing for account &2/&1 when changing GL group

What causes this issue?

When you change the general ledger group in the account master transfer
postings are created. No Customizing entry could be found for an amount
for an account with the internal number &V2& in bank area &V1&.
Presumably Customizing was changed.

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?

Error message extract from SAP system. Copyright SAP SE.

1I050 - Details

• The SAP error message 1I050: No Customizing for account &2/&1 typically occurs when you are trying to change the General Ledger (GL) account group or when you are attempting to perform an operation that requires specific customizing settings for the GL account, but those settings are not defined in the system.
  
  Cause:
  
  Missing Customizing Entries: The error indicates that there are no customizing entries for the specified GL account in the account group you are trying to use. This could happen if the account was not properly configured in the system.
  Incorrect Account Group: The account group you are trying to assign to the GL account may not be compatible or may not have been set up correctly.
  Transport Issues: If the customizing settings were transported from another system, there may have been issues during the transport process that resulted in missing configurations.
  
  
  Solution:
  
  
  Check Customizing Settings:
  
  Go to the SAP Customizing Implementation Guide (IMG) and navigate