How To Fix AB400 - SAP-Excel Listviewer cannot be started - Is it installed?

SAP Error Message - Details

• Message type: E = Error

• Message class: AB -

• Message number: 400

• Message text: SAP-Excel Listviewer cannot be started - Is it installed?

What causes this issue?

The SAP Excel Listviewer cannot be started.
Possible reasons:
Windows has not been started.
You called up an incorrect Windows version.

System Response

The function cannot be carried out.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message AB400 - SAP-Excel Listviewer cannot be started - Is it installed? ?

  The SAP error message AB400, which states "SAP-Excel Listviewer cannot be started - Is it installed?", typically occurs when there is an issue with the integration between SAP and Microsoft Excel. This error can arise due to several reasons, including missing components, incorrect configurations, or issues with the installation of the SAP GUI or the List Viewer itself.
  Causes:
  
  Missing Installation: The SAP List Viewer (ALV) component may not be installed on your system.
  Incorrect Configuration: The SAP GUI may not be properly configured to work with Excel.
  Version Compatibility: There may be compatibility issues between the version of SAP GUI and the version of Excel installed on your machine.
  Excel Add-in: The necessary Excel add-in for SAP may not be enabled or installed.
  User Permissions: The user may not have the necessary permissions to access the List Viewer functionality.
  
  Solutions:
  
  
  Check Installation:
  
  Ensure that the SAP GUI is properly installed and that the List Viewer component is included. You may need to reinstall or repair the SAP GUI installation.
  
  
  
  Verify Configuration:
  
  Go to the SAP GUI options and check the settings under "Excel Integration" to ensure that the integration is enabled and correctly configured.
  
  
  
  Update Software:
  
  Make sure that both SAP GUI and Microsoft Excel are updated to the latest versions. Check for any patches or updates that may address compatibility issues.
  
  
  
  Enable Excel Add-in:
  
  Open Excel and go to File > Options > Add-ins. Check if the SAP add-in is listed and enabled. If it is disabled, enable it.
  
  
  
  Check User Permissions:
  
  Ensure that your user account has the necessary permissions to use the List Viewer. You may need to contact your SAP administrator for assistance.
  
  
  
  Reinstall Excel:
  
  If the issue persists, consider reinstalling Microsoft Excel to ensure that all components are functioning correctly.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may provide additional troubleshooting steps or patches related to this error.
  
  
  
  Related Information:
  
  SAP GUI Versions: Different versions of SAP GUI may have different compatibility with Excel. Ensure you are using a supported version.
  Excel Versions: Compatibility between SAP and Excel can vary based on the version of Excel being used (e.g., Excel 2016, 2019, Office 365).
  SAP Community: The SAP Community forums can be a valuable resource for finding solutions to similar issues faced by other users.
  
  If the problem persists after trying the above solutions, it may be beneficial to reach out to your IT support team or SAP support for further assistance.