How To Fix SWF_EXP_001023 - Unexpected symbol '&2' in expression '&3' at position &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SWF_EXP_001 - Expression Service Messages

• Message number: 023

• Message text: Unexpected symbol '&2' in expression '&3' at position &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.

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

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Smart SAP Assistant

• What is the cause and solution for SAP error message SWF_EXP_001023 - Unexpected symbol '&2' in expression '&3' at position &1 ?

  The SAP error message SWF_EXP_001023 indicates that there is an unexpected symbol in an expression used in a workflow. This error typically occurs when the workflow contains an invalid expression or syntax that the system cannot interpret correctly.
  Cause:
  The error can be caused by several factors, including:
  
  Syntax Errors: There may be a typo or incorrect syntax in the expression.
  Invalid Characters: The expression may contain characters that are not allowed or recognized by the workflow engine.
  Incorrect Positioning: The position indicated in the error message may point to where the unexpected symbol is located, which can help identify the issue.
  Data Type Mismatch: The expression may be trying to use incompatible data types or operations.
  
  Solution:
  To resolve the error, you can follow these steps:
  
  Check the Expression: Review the expression mentioned in the error message. Look for any typos, incorrect symbols, or syntax errors.
  Validate Syntax: Ensure that the syntax of the expression adheres to the expected format for SAP workflows. Refer to the SAP documentation for the correct syntax.
  Use Allowed Characters: Make sure that only valid characters are used in the expression. Avoid using special characters that are not supported.
  Debugging: If possible, use debugging tools within SAP to step through the workflow and identify where the error occurs.
  Test with Simple Expressions: If the expression is complex, try simplifying it to isolate the issue. Start with a basic expression and gradually add complexity until the error reappears.
  Consult Documentation: Refer to SAP's official documentation or community forums for guidance on the specific expression you are using.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional context.
  Workflow Logs: Review the workflow logs for more detailed information about the error and the context in which it occurred.
  SAP Community: Engage with the SAP Community forums to see if others have encountered similar issues and what solutions they found effective.
  
  By carefully reviewing the expression and following the steps outlined above, you should be able to identify and correct the cause of the SWF_EXP_001023 error.