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Build: NetBeans IDE 7.3.1 (Build 201306052037) VM: Java HotSpot(TM) Client VM, 20.0-b11, Java(TM) SE Runtime Environment, 1.6.0_25-b06 OS: Windows 7 User Comments: GUEST: Unlocked PC, focus changed from Firefox to Netbeans. I suppose netbeans was doing a "Background check of external changes", but it was very slow to do so... Maximum slowness yet reported was 58917 ms, average is 17210
Created attachment 143312 [details] nps snapshot
The bug is fixed in NetBeans 7.4 or newer. Thank you for reporting. *** This bug has been marked as a duplicate of bug 227912 ***