Message type: E = Error
Message class: OO - Class Builder/API
Message number: 339
Message text: Method &1 &2: The method signature is inconsistent
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OO339
- Method &1 &2: The method signature is inconsistent ?The SAP error message OO339, which states "Method &1 &2: The method signature is inconsistent," typically occurs in the context of Object-Oriented ABAP programming. This error indicates that there is a mismatch between the method signature defined in the class/interface and the implementation of that method.
Cause: Mismatch in Parameters: The parameters defined in the method signature (in the class or interface) do not match the parameters in the method implementation. This can include differences in the number of parameters, their types, or their order. Return Type Discrepancy: The return type defined in the method signature does not match the return type in the implementation. Visibility Issues: If the method is defined as PUBLIC, PROTECTED, or PRIVATE in the class but is implemented with a different visibility, it can lead to this error. Inheritance Issues: If the method is being overridden in a subclass, the signature must match the parent class/interface exactly.
Solution: Check Method Signature: Review
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