Message type: E = Error
Message class: MN - Message class for subsequent settlement (Purchasing)
Message number: 279
Message text: Function & not defined
If you did not invoke function &V1& via manual input, it is likely that
a program error has occurred.
The system issues an error message and will not allow you to continue with this transaction until the error is resolved.
If necessary, contact your system administrator.
Error message extract from SAP system. Copyright SAP SE.
MN279
- Function & not defined ?The SAP error message MN279 ("Function & not defined") typically occurs when the system is unable to find a specific function or routine that is expected to be available in the context of the operation being performed. This can happen for various reasons, including configuration issues, missing function modules, or incorrect program logic. Causes: Missing Function Module: The function module that is being called does not exist in the system. Incorrect Function Name: There may be a typo or incorrect naming in the function call. Authorization Issues: The user may not have the necessary authorizations to access the function. Transport Issues: If the function was recently transported from another system, it may not have been properly imported. Custom Development: If the function is part of a custom development, it may not have been activated or may have errors. Solutions: Check Function Module: Verify that the function module exists in the system. You can do this by using transaction
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