ADB error: cannot connect to daemon

Question

I need help to get ADB working on my PC (win7 64bit) with the Samsung Galaxy S2.

I have installed the drivers coming along Kies, I think under sub folder \"25_escape

Answer 1

This answer may help some. The adb.exe has problems with virtual devices when you are using your phone for tethering. If you turn off tethering it will correct the problem.