This short blog shows you how to resolve the error “error occurred while importing settings for ‘all languages’” in Visual Studio 2015.
When you login to certain users on your computer beside Administrator then you might not see any project template.
You go to Tools -> Import and Export Setting… and you get the error below.
“an error occurred while importing settings for ‘all languages’ code 5455”
Start cmd with Run as administrator
Run the following command.
C:\Program Files (x86)\Microsoft Visual Studio 14.0\Common\IDE\devenv /resetuserdata