How To Fix SWF_RLS_001151 - Operator '&1' expects a structure for expression '&2'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_RLS_001 - Condition Evaluation and Rule Evaluation

• Message number: 151

• Message text: Operator '&1' expects a structure for expression '&2'

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_RLS_001151 - Operator '&1' expects a structure for expression '&2' ?

  The SAP error message SWF_RLS_001151 indicates that there is an issue with the expression used in a workflow or a related process. Specifically, the error states that an operator (denoted by &1) is expecting a structure for the expression (denoted by &2), but it is not receiving the expected data type.
  Cause:
  
  Data Type Mismatch: The operator in the workflow is expecting a structured data type (like a table or a record), but it is receiving a different type (like a simple variable or a primitive data type).
  Incorrect Workflow Configuration: The workflow might be incorrectly configured, leading to the operator receiving the wrong type of data.
  Missing or Incorrect Mapping: If the workflow is pulling data from another source, there may be an issue with how the data is being mapped or transformed.
  
  Solution:
  
  Check the Workflow Configuration: Review the workflow configuration to ensure that the operator is set up correctly and that it is receiving the expected structured data type.
  Verify Data Types: Ensure that the data being passed to the operator matches the expected structure. You may need to adjust the data being sent to the operator to ensure it is in the correct format.
  Debugging: Use debugging tools within SAP to trace the workflow execution and identify where the data type mismatch is occurring. This can help pinpoint the exact location of the issue.
  Consult Documentation: Refer to SAP documentation or help resources for the specific operator being used to understand its requirements and expected input types.
  Testing: After making changes, test the workflow to ensure that the error is resolved and that the workflow functions as intended.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common errors.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can provide insights or solutions.
  SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP support for assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the SWF_RLS_001151 error in your SAP environment.