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How To Fix SWF_FLEX_ENGINE001 - Unexpected action (action="&1")


SAP Error Message - Details

  • Message type: E = Error

  • Message class: SWF_FLEX_ENGINE - Workflow: Flexible Engine

  • Message number: 001

  • Message text: Unexpected action (action="&1")

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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.



    What else can you do?

    First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

    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.

    You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.


Smart SAP Assistant

  • What is the cause and solution for SAP error message SWF_FLEX_ENGINE001 - Unexpected action (action="&1") ?

    The SAP error message SWF_FLEX_ENGINE001 with the description "Unexpected action (action='&1')" typically occurs in the context of SAP Workflow and indicates that the workflow engine has encountered an action that it does not recognize or is not configured to handle.

    Cause:

    1. Invalid Action: The action specified in the workflow is not defined or is incorrectly configured in the workflow definition.
    2. Workflow Configuration Issues: There may be issues with the workflow configuration, such as missing or incorrect parameters.
    3. Custom Development: If there are custom actions or enhancements in the workflow, they may not be implemented correctly or may not be registered properly.
    4. Version Mismatch: There could be a mismatch between the workflow definition and the version of the workflow engine being used.

    Solution:

    1. Check Workflow Definition: Review the workflow definition to ensure that all actions are correctly defined and that the action specified in the error message is valid.
    2. Validate Parameters: Ensure that all parameters required for the action are provided and correctly configured.
    3. Review Custom Actions: If there are custom actions, verify that they are implemented correctly and registered in the system.
    4. Debugging: Use transaction SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Analysis) to analyze the workflow instance and identify where the error is occurring.
    5. Check Logs: Look at the application logs (transaction SLG1) for more detailed error messages that may provide additional context.
    6. Consult Documentation: Refer to SAP documentation or notes related to the specific workflow and actions being used.
    7. SAP Support: If the issue persists, consider reaching out to SAP support for assistance, especially if it involves custom developments.

    Related Information:

    • Transaction Codes:
      • SWI1: Work Item Selection
      • SWI2_FREQ: Work Item Analysis
      • SWFVISU: Workflow Visualization
    • SAP Notes: Check for any relevant SAP Notes that may address known issues or provide patches related to the workflow engine.
    • Workflow Customization: If you are using custom workflows, ensure that they are properly documented and that all developers are aware of the expected actions and their configurations.

    By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.

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