How To Fix AXT_MODEL157 - Window name &1 is invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: AXT_MODEL -

• Message number: 157

• Message text: Window name &1 is invalid

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 AXT_MODEL157 - Window name &1 is invalid ?

  The SAP error message AXT_MODEL157, which states "Window name &1 is invalid," typically occurs in the context of SAP GUI or SAP Fiori applications when there is an issue with the window name being referenced in a script or configuration. This error can arise due to various reasons, such as incorrect naming conventions, missing definitions, or issues in the application configuration.
  Causes:
  
  Invalid Window Name: The window name specified in the script or configuration does not match any existing window names in the application.
  Typographical Errors: There may be a typo in the window name, leading to the system being unable to recognize it.
  Changes in Application: If the application has been updated or modified, the window names may have changed, leading to this error.
  Configuration Issues: The configuration settings for the application may not be set up correctly, causing the system to fail in recognizing the window.
  
  Solutions:
  
  Check Window Name: Verify the window name being used in the script or configuration. Ensure that it matches exactly with the defined window names in the application.
  Review Documentation: Consult the application documentation or development guidelines to ensure that the window name is valid and correctly formatted.
  Debugging: If you have access to debugging tools, use them to trace the execution and identify where the invalid window name is being referenced.
  Update Configuration: If the application has been updated, review the configuration settings to ensure they are aligned with the current version of the application.
  Consult with Developers: If you are not able to resolve the issue, it may be helpful to consult with the development team or SAP support for further assistance.
  
  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 found.
  Documentation: Review the specific module or application documentation for any updates or changes that may affect window naming conventions.
  
  By following these steps, you should be able to identify the cause of the AXT_MODEL157 error and implement a suitable solution.