Message type: E = Error
Message class: SIW - Service Implementation Workbench
Message number: 120
Message text: Structure &3: Object Reference Type &1 is invalid in field &2
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SIW120
- Structure &3: Object Reference Type &1 is invalid in field &2 ?The SAP error message SIW120 indicates that there is an issue with the object reference type in a specific field of a structure. This error typically arises in the context of ABAP programming or when working with data structures in SAP.
Cause: The error message "SIW120 Structure &3: Object Reference Type &1 is invalid in field &2" usually occurs due to one of the following reasons: Invalid Object Reference: The object reference type specified in the field is not valid or not compatible with the expected type. This can happen if the field is expecting a certain type of object reference, but a different or incorrect type is provided. Data Type Mismatch: There may be a mismatch between the data type defined in the structure and the data type being assigned to it. For example, if a field is defined to hold a certain type of object reference, but the code attempts to assign
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