How To Fix HTTP_CHW_MSG205 - Wrong Regular Expression used.

SAP Error Message - Details

• Message type: E = Error

• Message class: HTTP_CHW_MSG - strings for output in http alv

• Message number: 205

• Message text: Wrong Regular Expression used.

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message HTTP_CHW_MSG205 - Wrong Regular Expression used. ?

  The SAP error message HTTP_CHW_MSG205 Wrong Regular Expression used typically occurs when there is an issue with a regular expression (regex) that has been defined in the SAP system, particularly in the context of HTTP communication or web services. This error indicates that the regular expression syntax is incorrect or not supported by the system.
  Cause:
  
  Syntax Error: The regular expression may contain syntax errors or unsupported constructs.
  Unsupported Features: The regex may be using features that are not supported by the version of the SAP system you are using.
  Configuration Issues: The regex might be incorrectly configured in the relevant settings or parameters.
  
  Solution:
  
  Check Syntax: Review the regular expression for any syntax errors. Ensure that it adheres to the correct regex syntax.
  Test the Regex: Use a regex testing tool or online regex tester to validate the expression outside of SAP. This can help identify any issues.
  Simplify the Expression: If the regex is complex, try simplifying it to see if a simpler version works. Gradually add complexity back to identify the problematic part.
  Consult Documentation: Refer to the SAP documentation for the specific version you are using to ensure that the regex features you are using are supported.
  Review Configuration: Check the configuration settings where the regex is applied. Ensure that it is correctly set up in the relevant transaction or configuration area.
  Seek Help from SAP Support: If you are unable to resolve the issue, consider reaching out to SAP support for assistance, especially if you suspect it may be a bug or a limitation in the system.
  
  Related Information:
  
  Regular Expressions in SAP: Familiarize yourself with how regular expressions are used in SAP, including any specific syntax or limitations.
  SAP Notes: Check for any relevant SAP Notes that may address this error or provide additional guidance.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed.
  
  By following these steps, you should be able to identify and resolve the issue related to the HTTP_CHW_MSG205 error in your SAP system.