Unfortunately it doesn't. We've tried to reset visualstudio with the following options:
In the DEVENV.EXE.CONFIG we've added the following line in the system.net section:
The file can be found in C:\Program Files\Microsoft Visual Studio 10.0\Common7\IDE.
After that we've tried to reset VS2010 with the following options:
Since that we've not experienced the problems no more and we've sped up loading time of solutions...