So you're trying to upgrade/uninstall and it's failing #1394
This is the master issue for installer related issues
Things to try
There have been issues with Visual Studio's
Something like the following will appear at the end of your (un)install log:
In order to uninstall completely, you will first need to install a new version of the GitHub Extension for Visual Studio before uninstalling using the command prompt (instead of
The extension should now be completely uninstalled.
If the first approach doesn't work, you might need to try a manual uninstall (removing the extension and getting Visual Studio to refresh).
If you're running multiple flavors of VS 2017, then you probably have one or more of the following directories on your system:
Shutdown all instances of VS and try the following:
Go to each VS 2017 directory (like the ones above) and do a search for GitHub.VisualStudio.dll. All the directories that contain a file with that name are installations of GHfVS. Delete the directories that have that file (they have random names like 0sfcmtxg.f4t).
Once you've removed all the directories, open a developer command prompt as administrator for each of the VS installations (right click on the developer command prompt short and click Run as administrator, and run:
This command will take a while to run. After you've done this to all your VS 2017 installations, run VS so that the catalog is rebuilt. If things go well, the extension will no longer be installed and you should not have errors in the Team Explorer area. After that, you should have no problems installing the extension from the Extensions and Updates menu in VS.
If the above steps don't work, please comment on this issue and attach your install log. We will work with you to get it resolved.
Issues with install log summary
Here is a list of issues with the pertinent lines from there install log.
Issues with short log
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Can you add the installer message:
I've tried everything listed above and I'm getting an exception