How To Fix KJ001 - (Error in) routine &: & = '&' not defined

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 001

• Message text: (Error in) routine &: & = '&' not defined

What causes this issue?

A system error occurred.

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?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KJ001 - (Error in) routine &: & = '&' not defined ?

  The SAP error message KJ001 typically indicates that there is an issue with a routine or function that is expected to be defined but is not found in the system. This error often occurs in the context of SAP Controlling (CO) or when working with cost center accounting, internal orders, or other related modules.
  Cause:
  
  Undefined Routine: The error suggests that a specific routine (identified by the & symbol) is not defined in the system. This could be due to a missing configuration or a custom routine that has not been implemented.
  Incorrect Configuration: The configuration settings in the controlling area or the specific application may not be set up correctly, leading to the system being unable to find the required routine.
  Transport Issues: If the routine was recently transported from another system (e.g., development to production), it may not have been included in the transport request or may not have been activated properly.
  Custom Code Issues: If there are custom developments or enhancements, they may not be functioning correctly, leading to this error.
  
  Solution:
  
  Check Routine Definition: Verify that the routine mentioned in the error message is defined in the system. You can do this by navigating to the relevant configuration area in SAP and checking if the routine exists.
  Review Configuration: Go through the configuration settings in the controlling area or the specific module to ensure that everything is set up correctly. This includes checking for any missing entries or incorrect settings.
  Transport Check: If the routine was recently transported, ensure that the transport request was completed successfully and that the routine is active in the target system.
  Debugging: If you have access to debugging tools, you can set breakpoints in the relevant code to see where the error is occurring and gather more information about why the routine is not being found.
  Consult Documentation: Review SAP documentation or notes related to the specific module you are working with to see if there are any known issues or additional steps required for the routine in question.
  Contact SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant context to help them diagnose the problem.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like OKKP (for controlling area settings) or KOB1 (for order information) to check configurations.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Consider checking SAP community forums or discussion boards where other users may have encountered similar issues and shared their solutions.
  
  By following these steps, you should be able to identify the cause of the KJ001 error and implement a solution to resolve it.