How To Fix KE779 - Field & must contain a fixed value

SAP Error Message - Details

• Message type: E = Error

• Message class: KE -

• Message number: 779

• Message text: Field & must contain a fixed value

What causes this issue?

Characteristic &V1& must have a fixed value in the summarization level.
You cannot aggregate the values for this characteristic in a
summarization level.

System Response

The entry is not allowed.

How to fix this error?

Enter a fixed value for characteristic &V1&. To display possible values,
press F4.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KE779 - Field & must contain a fixed value ?

  The SAP error message KE779 ("Field & must contain a fixed value") typically occurs in the context of controlling (CO) when you are trying to post or process data related to cost centers, internal orders, or other controlling objects. This error indicates that a specific field in your entry is expected to have a fixed value, but it does not.
  Cause:
  
  Missing Fixed Value: The field in question is expected to have a predefined value (like a specific cost center, internal order, or other controlling object) but is either left blank or filled with an incorrect value.
  Configuration Issues: The configuration settings in the controlling area or the specific transaction may not be set up correctly, leading to the requirement for a fixed value not being met.
  Data Entry Errors: There may be a mistake in the data entry process, such as selecting the wrong field or not entering a value at all.
  
  Solution:
  
  Check the Field: Identify the specific field that is causing the error (the field name will be indicated in the error message). Ensure that it contains the correct fixed value as required by the system.
  Review Configuration: Go to the configuration settings in the controlling area and verify that the settings for the relevant fields are correct. Ensure that the fixed values are defined properly.
  Data Entry Validation: Double-check the data you are entering. Make sure that all required fields are filled out correctly and that you are using valid values.
  Consult Documentation: Refer to SAP documentation or help resources for the specific transaction you are using to understand the requirements for the fields involved.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert who can provide more specific guidance based on your system configuration.
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to controlling, such as KSB1 (Cost Centers: Actual Line Items), KOB1 (Orders: Actual Line Items), etc.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context on how to resolve it.
  User Roles and Authorizations: Ensure that the user has the necessary authorizations to perform the action that is generating the error.
  
  By following these steps, you should be able to identify and resolve the KE779 error in SAP.