Message type: E = Error
Message class: BT - Background processing messages
Message number: 330
Message text: User-defined check routine has incorrect interface
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BT330
- User-defined check routine has incorrect interface ?The SAP error message BT330, which states "User-defined check routine has incorrect interface," typically occurs when there is a mismatch between the expected interface of a user-defined check routine and the actual implementation of that routine. This can happen in various contexts, such as during the execution of a business transaction or when validating data.
Cause: Incorrect Parameter Definition: The user-defined check routine may not have the correct parameters defined. This could include missing parameters, incorrect data types, or an incorrect number of parameters. Changes in Interface: If the interface of the check routine was changed (e.g., parameters were added or removed) but the calling program was not updated accordingly, this error can occur. Inconsistent Implementation: The implementation of the check routine may not adhere to the expected interface defined in the system.
Solution: Check the Routine Definition: Review the definition of the user-defined check routine in the ABAP editor (transaction SE80 or SE37). Ensure that
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