Error that pops up even before anything else loads:
Package Load Failure
Package 'Microsoft.TeamFoundation.Client.ServicesHostPackage, Microsoft.VisualStudio.TeamFoundation.TeamExplorer, Version=9.0.0.0, Culture=Neutral, PublicKeyToken = .... has failed to load properly
Restart has no effect
How can I fix this?
go to cmd run
devenv /ResetSkipPkgs
and or reinstall SP1, TF explorer
finally fixed it for me