How To Fix NI023 - Function & not defined for document category &

SAP Error Message - Details

• Message type: E = Error

• Message class: NI - Document index processing

• Message number: 023

• Message text: Function & not defined for document category &

What causes this issue?

Function &V1& is not defined for document category &V2&.
Program execution is controlled via the document category &V2&. Program
&V4& does not include function &V1& for the document category &V2&.

System Response

Function &V1& cannot be performed for document &V3&.

How to fix this error?

Contact your system administrator as the program needs to be changed.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message NI023 - Function & not defined for document category & ?

  The SAP error message NI023 ("Function & not defined for document category &") typically occurs when there is an attempt to execute a function or transaction that is not applicable to the specified document category in the SAP system. This can happen in various modules, such as Financial Accounting (FI), Controlling (CO), or others, depending on the context of the error.
  Cause:
  
  Incorrect Document Category: The document category specified in the transaction does not support the function being called.
  Configuration Issues: The system may not be properly configured to handle the specific document category for the function you are trying to execute.
  Missing Functionality: The function you are trying to use may not be implemented for the document category in question.
  User Authorization: The user may not have the necessary authorizations to perform the action on the specified document category.
  
  Solution:
  
  Check Document Category: Verify that the document category you are using is correct and that it is intended for the function you are trying to execute.
  Review Configuration: Check the configuration settings in the relevant module (e.g., FI, CO) to ensure that the document category is set up correctly to support the desired function.
  Consult Documentation: Refer to SAP documentation or help resources to confirm whether the function is supported for the specified document category.
  User Authorizations: Ensure that the user has the necessary authorizations to perform the action on the document category.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for further assistance, especially if it appears to be a system or configuration issue.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may want to check specific transaction codes related to the document category and function you are working with.
  SAP Notes: Search for relevant SAP Notes that may address this specific error message or provide additional insights into the issue.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the NI023 error and implement an appropriate solution.