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Error -2146777998 When Trying To Call an Excel Application in LabVIEW

Updated Jul 23, 2024

Reported In

Software

  • LabVIEW

Issue Details

I am trying to call a Microsoft Excel application using the application control function node or using the Active X controls in LabVIEW, but I am getting an unspecified fault with error code -2146777998 as shown below:
error -2146777998.png

Solution

  • Verify that the version of Excel is registered and activated with Microsoft
  • Make sure to login to Microsoft account
  • Close all open Excel instances
  • Restart the computer if Excel has been updated recently

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