How To Fix SWF_RLS_001520 - Outcome '&2': Error during evaluation of results expression '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_RLS_001 - Condition Evaluation and Rule Evaluation

• Message number: 520

• Message text: Outcome '&2': Error during evaluation of results expression '&1'

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_RLS_001520 - Outcome '&2': Error during evaluation of results expression '&1' ?

  The SAP error message SWF_RLS_001520 typically occurs in the context of workflow management, particularly when there is an issue with the evaluation of a results expression in a workflow. This error can arise due to various reasons, including incorrect syntax in the expression, missing or incorrect data, or issues with the workflow configuration.
  Cause:
  
  Syntax Errors: The expression defined in the workflow may contain syntax errors or invalid references.
  Data Issues: The data being evaluated may not be available or may not meet the expected format or type.
  Configuration Problems: There may be issues with the workflow configuration, such as missing steps or incorrect settings.
  Authorization Issues: The user executing the workflow may not have the necessary authorizations to access certain data or execute specific actions.
  
  Solution:
  
  Check the Expression: Review the results expression specified in the workflow. Ensure that it is correctly formatted and that all variables and functions used are valid.
  Validate Data: Ensure that the data being referenced in the expression is available and correctly formatted. Check for null values or unexpected data types.
  Review Workflow Configuration: Go through the workflow configuration to ensure that all steps are correctly defined and that there are no missing components.
  Debugging: Use the workflow debugging tools available in SAP to trace the execution of the workflow and identify where the error occurs.
  Authorization Check: Verify that the user has the necessary authorizations to execute the workflow and access the required data.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like SWI1 (Work Item Selection) or SWI2_FREQ (Work Item Overview) to monitor and analyze workflow instances.
  Workflow Logs: Check the workflow logs for more detailed error messages or stack traces that can provide additional context about the failure.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address known issues related to this error message.
  Community Forums: Consider checking SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP Basis or Workflow team for further assistance.