How To Fix KJ021 - Internal error: & & & &

SAP Error Message - Details

• Message type: E = Error

• Message class: KJ - Cost Object Controlling for Make-to-Order Production

• Message number: 021

• Message text: Internal error: & & & &

What causes this issue?

Internal error. The program is not being used as intended.

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?

Notify your system administrator.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KJ021 - Internal error: & & & & ?

  The SAP error message KJ021, which states "Internal error: & & & &", typically indicates that there is an internal issue within the SAP system that is not providing specific details about the root cause. This error can occur in various contexts, often related to the Controlling (CO) module, particularly during processes like cost allocation, internal orders, or other CO-related transactions.
  Possible Causes:
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such as missing or incorrect entries in master data or transaction data.
  Configuration Issues: Incorrect configuration settings in the Controlling module can lead to internal errors.
  System Bugs: There may be bugs or issues in the SAP system version you are using, which could lead to unexpected internal errors.
  Performance Issues: If the system is under heavy load or if there are performance issues, it might lead to internal errors.
  Authorization Issues: Sometimes, lack of proper authorizations can lead to unexpected errors.
  
  Solutions:
  
  Check for Data Issues: Review the data being processed for any inconsistencies or missing entries. Ensure that all required fields are filled correctly.
  Review Configuration: Verify the configuration settings in the Controlling module to ensure they are set up correctly.
  System Logs: Check the system logs (transaction codes like SLG1 or ST22) for more detailed error messages that might provide additional context about the internal error.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that might address this specific error. There may be patches or updates available that resolve known issues.
  Transaction Variants: If the error occurs during a specific transaction, check if there are any transaction variants or user-specific settings that might be causing the issue.
  Contact SAP Support: If the issue persists and you cannot identify the cause, consider reaching out to SAP Support for assistance. Provide them with the error message details and any relevant context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as KOB1 (Order Information System), KSB1 (Cost Centers: Actual Line Items), and others that might be related to the error.
  User Authorizations: Ensure that the user encountering the error has the necessary authorizations to perform the actions they are attempting.
  System Performance: Monitor system performance and check for any background jobs or processes that might be affecting system stability.
  
  By following these steps, you should be able to diagnose and potentially resolve the KJ021 error in your SAP system.