I'm using a Microsoft Natural Ergonomic Keyboard 4000. A coworker of mine has the same issue on a general Keytronic keyboard.
Starting with Numlock = on KeyPress event, serial 27, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289153626, (721,14), root:(725,63), state 0x10, keycode 46 (keysym 0x6c, l), same_screen YES, XLookupString gives 1 bytes: (6c) "l" XmbLookupString gives 1 bytes: (6c) "l" XFilterEvent returns: False KeyRelease event, serial 30, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289153746, (721,14), root:(725,63), state 0x10, keycode 46 (keysym 0x6c, l), same_screen YES, XLookupString gives 1 bytes: (6c) "l" XFilterEvent returns: False Switch Numlock off KeyPress event, serial 30, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289156002, (721,14), root:(725,63), state 0x10, keycode 77 (keysym 0xff7f, Num_Lock), same_screen YES, XLookupString gives 0 bytes: XmbLookupString gives 0 bytes: XFilterEvent returns: False PropertyNotify event, serial 30, synthetic NO, window 0x3800001, atom 0x11a (XKLAVIER_STATE), time 289156012, state PropertyNewValue KeyRelease event, serial 30, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289156106, (721,14), root:(725,63), state 0x10, keycode 77 (keysym 0xff7f, Num_Lock), same_screen YES, XLookupString gives 0 bytes: XFilterEvent returns: False Try l with Numlock = off KeyPress event, serial 30, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289157953, (721,14), root:(725,63), state 0x0, keycode 46 (keysym 0x6c, l), same_screen YES, XLookupString gives 1 bytes: (6c) "l" XmbLookupString gives 1 bytes: (6c) "l" XFilterEvent returns: False KeyRelease event, serial 30, synthetic NO, window 0x3800001, root 0xc2, subw 0x0, time 289158065, (721,14), root:(725,63), state 0x0, keycode 46 (keysym 0x6c, l), same_screen YES, XLookupString gives 1 bytes: (6c) "l" XFilterEvent returns: False -- unable to lock screen with ctrl - alt - L if numlock is on https://bugs.launchpad.net/bugs/184817 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs