Message type: E = Error
Message class: PFO_CUST - Messages for PFO_CONSTRUCTION
Message number: 421
Message text: Function group & already exists
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PFO_CUST421
- Function group & already exists ?The SAP error message PFO_CUST421 indicates that there is an attempt to create a function group that already exists in the system. This error typically occurs during the configuration or customization of SAP applications, particularly when dealing with function modules or enhancements.
Cause: Duplicate Function Group: The most common cause of this error is that the function group you are trying to create already exists in the SAP system. This can happen if: The function group was previously created but not properly deleted. There is a naming conflict with an existing function group. The function group is being created in a transport request that has already been imported. Transport Issues: If you are working in a development environment and have imported transport requests, there may be conflicts with existing objects.
Solution: Check Existing Function Groups: Use transaction code SE80 (Object Navigator) or SE37 (Function Builder) to search for the function group by name. If the function group exists, you may
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