How To Fix KK398 - The link to Microsoft Excel was unsuccessful

SAP Error Message - Details

• Message type: E = Error

• Message class: KK -

• Message number: 398

• Message text: The link to Microsoft Excel was unsuccessful

What causes this issue?

The system cannot find file WDUC.XLA in directory WDUC.

System Response

The system cannot carry out the cost estimate.

How to fix this error?

If you need the unit cost estimate under Microsoft Excel, contact your
system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message KK398 - The link to Microsoft Excel was unsuccessful ?

  The SAP error message KK398, which states "The link to Microsoft Excel was unsuccessful," typically occurs when there is an issue with the integration between SAP and Microsoft Excel. This can happen in various scenarios, such as when trying to export data from SAP to Excel or when using Excel-based reporting tools that connect to SAP.
  Causes:
  
  Excel Not Installed or Not Configured Properly: If Microsoft Excel is not installed on the machine or is not configured correctly, SAP will not be able to establish a link.
  Version Compatibility: There may be compatibility issues between the version of SAP you are using and the version of Excel installed.
  SAP GUI Settings: Incorrect settings in the SAP GUI can prevent the connection to Excel.
  Security Settings: Security settings in either SAP or Excel may block the connection.
  Network Issues: If SAP is running on a server and you are trying to connect from a client machine, network issues may prevent the connection.
  Add-ins Disabled: If necessary Excel add-ins (like SAP Analysis for Office) are disabled, it can lead to this error.
  
  Solutions:
  
  Check Excel Installation: Ensure that Microsoft Excel is installed and functioning properly on your machine.
  Verify Compatibility: Make sure that the versions of SAP and Excel are compatible. Check SAP notes or documentation for any specific version requirements.
  SAP GUI Settings: 
  
  Go to the SAP GUI options and check the settings related to the integration with Excel.
  Ensure that the "Use Excel" option is enabled.
  
  
  Check Security Settings: 
  
  In Excel, check the Trust Center settings to ensure that external connections are allowed.
  In SAP, check if there are any restrictions on exporting data.
  
  
  Network Connectivity: Ensure that there are no network issues preventing communication between your client and the SAP server.
  Enable Add-ins: If you are using SAP Analysis for Office or any other add-ins, make sure they are enabled in Excel.
  Reinstall or Repair: If the problem persists, consider reinstalling or repairing the installation of Microsoft Excel or the SAP GUI.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error.
  Documentation: Refer to the official SAP documentation for guidance on integrating SAP with Excel.
  Community Forums: Look for discussions in SAP community forums or other user groups where similar issues may have been resolved.
  
  If the issue continues after trying these solutions, it may be beneficial to contact your IT support team or SAP support for further assistance.