How To Fix /SAPAPO/CUIL1021 - Internal error in SCE: configuration &1, error code &2, message &3, &4

/SAPAPO/CUIL1021 - Overview

• Message type: E = Error

• Message class: /SAPAPO/CUIL1 -

• Message number: 021

• Message text: Internal error in SCE: configuration &1, error code &2, message &3, &4

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.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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/SAPAPO/CUIL1021 - Details

• The SAP error message /SAPAPO/CUIL1021 indicates an internal error in the Supply Chain Execution (SCE) module of SAP Advanced Planner and Optimizer (APO). This error typically arises due to issues in the configuration or data inconsistencies within the APO system.
  
  Cause:
  
  
  Configuration Issues: The error may be caused by incorrect or incomplete configuration settings in the APO system. This could involve settings related to the planning area, key figures, or other configuration elements.
  Data Inconsistencies: There may be inconsistencies or corruption in the master data or transactional data that the APO system is trying to process.
  System Bugs: Occasionally, this error can be triggered by bugs in the SAP software itself, particularly if you are using an outdated version of the software.
  Authorization Issues: Sometimes, the error can be related to insufficient authorizations for the user executing the transaction.
  
  
  Solution:
  
  Check Configuration: Review the configuration settings in the APO system, particularly those related to the planning area