How To Fix URL_GEN_MSGS017 - Passed parameter &1 is already contained in the URL

SAP Error Message - Details

• Message type: E = Error

• Message class: URL_GEN_MSGS - Messages for URL Generation

• Message number: 017

• Message text: Passed parameter &1 is already contained in the URL

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message URL_GEN_MSGS017 - Passed parameter &1 is already contained in the URL ?

  The SAP error message URL_GEN_MSGS017 indicates that a parameter you are trying to pass in a URL is already included in the URL. This typically occurs in scenarios where you are generating URLs dynamically, such as in web applications or when using SAP Fiori apps.
  Cause:
  The error is caused by attempting to add a parameter to a URL that already exists in that URL. This can happen due to:
  
  Duplicate parameters being added in the code.
  Logic errors in the URL generation process.
  Incorrect handling of query parameters when constructing the URL.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check URL Construction Logic: Review the code where the URL is being constructed. Ensure that you are not adding the same parameter multiple times.
  
  
  Parameter Validation: Before appending parameters to the URL, check if the parameter already exists. If it does, you can either skip adding it or update its value.
  
  
  Debugging: Use debugging tools to trace the URL generation process. This will help you identify where the duplicate parameter is being introduced.
  
  
  Review Documentation: If you are using a specific framework or library for URL generation, consult the documentation to understand how it handles parameters and ensure you are following best practices.
  
  
  Testing: After making changes, thoroughly test the URL generation to ensure that the error does not occur again and that the application behaves as expected.
  
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Fiori Elements: If you are working with SAP Fiori, ensure that you are following the guidelines for URL parameters as outlined in the Fiori documentation.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to prevent it from occurring in the future.