filetracker error ftk1011

FileTracker error: ftk1011 : an error occurs on converting project from visual studio 2008(or under?) to visual studio 2010, and with some folder or directory named by Chinese characters. There are some kinds of solutions provided (from google):

1. Add a system enviroment variant TRACKFILEACCESS and set value as false
   
2. Edit project file (.csproj), find all <PropertyGroup/> sections and add content <TrackFileAccess>false</TrackFileAccess> into it.
   
3. Change .net Framework to 4(above)