How To Fix CMFU079 - Service entry for operation &1 sub-operation &2 not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: CMFU - Message Class for Function Group CMFU (Confirmation)

• Message number: 079

• Message text: Service entry for operation &1 sub-operation &2 not possible

What causes this issue?

You have tried to call up the dialog box for service entry for
operation &v1&, sub-operation &v2&.

System Response

The control key for operation &v1& sub-operation &v2& does not allow
service entry.

How to fix this error?

Select an operation or sub-operation, for which service entry is
allowed.
You select an operation or sub-operation in the table for the time
completion confirmation using the <ls>Data for operation</> pushbutton.

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 CMFU079 - Service entry for operation &1 sub-operation &2 not possible ?

  The SAP error message CMFU079 indicates that there is an issue with creating or processing a service entry for a specific operation and sub-operation in the context of service management or service procurement. This error typically arises in the following scenarios:
  Cause:
  
  Missing Configuration: The operation or sub-operation specified in the service entry may not be configured correctly in the system. This could be due to missing entries in the relevant customizing tables.
  Incorrect Status: The service entry might be in a status that does not allow for the operation to be processed. For example, it could be locked or not yet released.
  Service Master Data Issues: The service master data for the operation or sub-operation may not be set up correctly, leading to inconsistencies.
  Authorization Issues: The user may not have the necessary authorizations to create or modify service entries for the specified operation and sub-operation.
  Inconsistent Data: There may be inconsistencies in the data related to the service entry, such as missing or incorrect references to the operation or sub-operation.
  
  Solution:
  
  Check Configuration: Verify that the operation and sub-operation are correctly configured in the system. This includes checking the relevant customizing settings in SPRO (SAP Project Reference Object).
  Review Status: Ensure that the service entry is in a valid status for processing. If it is locked or not released, take the necessary steps to unlock or release it.
  Validate Service Master Data: Check the service master data for the operation and sub-operation to ensure that all required fields are filled out correctly and that there are no inconsistencies.
  Authorization Check: Confirm that the user has the necessary authorizations to perform the action. This can be done by checking the user roles and authorizations in the system.
  Data Consistency Check: Perform a data consistency check to identify any discrepancies in the service entry data. This may involve reviewing related documents or entries in the system.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes such as ML81N (Service Entry Sheet) or ME21N (Create Purchase Order) to review or create service entries.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  Documentation: Refer to SAP documentation or help files related to service management and procurement for more detailed information on service entries and their configuration.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or reach out to SAP support for further assistance.