I\'m running Eclipse under a Windows 7, 64-bit installation on which I have administrator privileges.
Since I first installed Eclipse many months ago, I\'ve been able to
I fixed this problem (windows) by re-opening eclipse by right-clicking the eclipse.exe and selecting "Run as administrator".
Not sure why this step was needed all of the sudden but it worked. After my upgrade (I upgraded from eclipse sdk 4.3 -> 4.4) it still lets me make updates without running as administrator.