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How To Fix SWF_RLS_001152 - Operator '&1' expects an object reference for expression '&2'


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SWF_RLS_001 - Condition Evaluation and Rule Evaluation

  • Message number: 152

  • Message text: Operator '&1' expects an object reference for expression '&2'

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  • Self-Explanatory Message

    Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

    To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

    Unfortunately, there isn't any extra information in this error notice.



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    Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

  • What is the cause and solution for SAP error message SWF_RLS_001152 - Operator '&1' expects an object reference for expression '&2' ?

    The SAP error message SWF_RLS_001152 indicates that there is an issue with an operator in a workflow that is expecting an object reference but is receiving something else. This typically occurs in the context of SAP Business Workflow when the workflow is trying to access an object or attribute that is not correctly defined or is missing.

    Cause:

    1. Incorrect Object Reference: The operator is trying to access an object reference that is either not initialized or is of the wrong type.
    2. Data Type Mismatch: The expression being evaluated does not match the expected data type for the operator.
    3. Workflow Configuration Issues: There may be a misconfiguration in the workflow definition, such as incorrect binding of workflow variables or attributes.
    4. Missing Object: The object that the workflow is trying to reference may not exist or may not have been created properly.

    Solution:

    1. Check Workflow Definition: Review the workflow definition to ensure that all object references are correctly defined and initialized. Make sure that the attributes being accessed are available and correctly typed.
    2. Validate Data Types: Ensure that the data types of the variables and expressions match what the operator expects. If the operator expects an object reference, ensure that the variable being passed is indeed an object reference.
    3. Debugging: Use the workflow debugging tools in SAP to step through the workflow and identify where the error occurs. This can help pinpoint the exact location and cause of the issue.
    4. Review Binding: Check the binding of workflow variables to ensure that they are correctly linked to the expected objects or attributes.
    5. Consult Documentation: Refer to SAP documentation or help resources for specific details about the operator and the expected input types.

    Related Information:

    • SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
    • Workflow Logs: Review the workflow logs for additional context or error messages that may provide more insight into the issue.
    • Community Forums: Consider searching or posting in SAP community forums for similar issues encountered by other users.

    If the problem persists after following these steps, it may be beneficial to engage with SAP support for further assistance.

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