Badli Al Rashid wrote: >>the segmentation fault only occured yesterday night, but when i had rebooted the machine the >>segmentation fault was no more. Im sorry but im not a programmer by profession. > > > sorry manage to get the strace output That's not the output we we're looking for. strace should be quite verbose.... strace yum update > /tmp/strace.log 2>&1 or alternatively: gdb `which strace` ... gdb) r update ... ...Segfault.. gdb) bt PS - Please provide more details on what is happening. The log on the console, anything in /var/log/*, ldd on yum etc. -Bruno