Can't run gpk-update-viewer

Hi, Seems that I can't run the gpk-update-viewer anymore because of a seg. fault: $ gpk-update-viewer [WARN 4524] polkit-error.c:143:polkit_error_get_error_message(): error != NULL Not built with -rdynamic so unable to print a backtrace ** (gpk-update-viewer:4524): WARNING **: Failed to init

rtc: lost interrupts on F9

Hi, On my desktop F9 installation I'm suddenly experiencing lockups (10-15 seconds each time) and I find that the dmesg log is full of messages like "rtc: lost 1 interrupts". Is there something I can do to fix this? (Linux apollo2 2.6.25.3-18.fc9.i686 #1 SMP Tue May 13 05:38:53 EDT 2008 i686 i6