Aug 8, 2018 · However, whenever I run the VI, I am getting an error that says "Error -2147221163: Interface Not Registered" similar to the image below. This can happen when Microsoft Office is not …

Mar 13, 2022 · Make sure that you have checked the boxes in the project properties to "Register for COM interop" and "Make assembly COM-Visible". When building your project run Visual Studio as …

Restart and Update: Restart your PC. Make sure Windows is up to date with the latest updates installed. Check Internet and Security Software: Ensure your internet connection is stable. Temporarily disable …

After logging into the software, the following error is raised: Cause. Microsoft Office 2007 was previously installed on the computer, and has since been uninstalled. Uninstalling Microsoft Office 2007 …

Mar 2, 2023 · if the interface is not registered, somehow comtypes can't load the arcmap libraries. There can be many reasons for that. The path looks allright: C:\Python27\ArcGIS10.6\lib\site …

May 5, 2016 · The user is getting this error: Run-time error '-2147221163 (80040155)': Automation error Interface not registered Any idea how to fix this? Your help would be greatly appreciated. Thanks in …

(VS 2013 Express, framework 4.5) The error I am getting is: "Unable to cast COM object of type 'System.__ComObject' to interface type 'Microsoft.Office.Interop.Excel.Range'.

When I start Excel I get the error message shown above for the Microsoft Visual Basic. In addition it states: Method 'Application Version' of object '_PalExcel' failed. If I just hit "End", the regular Excel …

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Jan 15, 2025 · I want to read an excel file and export data from specifcs cells in the sheet. Unfortunately at the beginning of the VI the error -2147221163 appears on the automation open. Can someone …