How To Fix KH478 - &1 are not allowed here because &2 has not been specified

SAP Error Message - Details

• Message type: E = Error

• Message class: KH - CO-PA Reporting

• Message number: 478

• Message text: &1 are not allowed here because &2 has not been specified

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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Smart SAP Assistant

• What is the cause and solution for SAP error message KH478 - &1 are not allowed here because &2 has not been specified ?

  The SAP error message KH478 typically indicates that a certain field or parameter is required but has not been specified in the context of a transaction or operation. The message format usually looks like this: "KH478 &1 are not allowed here because &2 has not been specified," where &1 and &2 are placeholders for specific fields or parameters relevant to the error.
  Cause:
  The error generally arises in the context of controlling (CO) or financial (FI) modules when certain mandatory fields are not filled out. This can happen in various scenarios, such as:
  
  Missing Configuration: Certain settings or configurations in the system are not properly defined.
  Incomplete Data Entry: Required fields in a transaction or document are left blank.
  Incorrect Transaction Type: The transaction being executed may not be compatible with the current settings or data provided.
  
  Solution:
  To resolve the KH478 error, you can take the following steps:
  
  
  Check Required Fields: Review the transaction or document you are trying to process and ensure that all required fields are filled out. Pay special attention to the fields indicated by &1 and &2 in the error message.
  
  
  Review Configuration Settings: If the error is related to configuration, check the relevant settings in the SAP system. This may involve looking at the controlling area, cost centers, or other related configurations.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction you are working with. This can provide insights into what fields are mandatory and how to properly configure them.
  
  
  Check User Authorizations: Ensure that the user has the necessary authorizations to perform the transaction. Sometimes, lack of permissions can lead to incomplete data entry.
  
  
  Test in a Different Environment: If possible, try to replicate the issue in a development or test environment to see if the error persists. This can help isolate whether the issue is data-related or configuration-related.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They can provide more specific guidance based on the system configuration and the context of the error.
  
  
  Related Information:
  
  Transaction Codes: Depending on the context of the error, you may be working with specific transaction codes related to cost accounting, financial accounting, or other modules.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide patches or updates that could resolve the issue.
  Community Forums: SAP Community and other forums can be valuable resources for finding similar issues faced by other users and the solutions they found effective.
  
  By following these steps, you should be able to identify the cause of the KH478 error and implement a solution to resolve it.