I did a nginx restart but the errors still here

Nov 15 11:22:06 sv1 abrtd: Package 'nginx' isn't signed with proper key
Nov 15 11:22:06 sv1 abrtd: 'post-create' on '/var/spool/abrt/ccpp-2014-11-15-11:21:50-44431' exited with 1
Nov 15 11:22:06 sv1 abrtd: Deleting problem directory '/var/spool/abrt/ccpp-2014-11-15-11:21:50-44431'
Nov 15 11:27:47 sv1 kernel: nginx[9263]: segfault at 0 ip 0000000000438f38 sp 00007fff961821b0 error 4 in nginx[400000+e2000]
Nov 15 11:27:54 sv1 abrtd: Directory 'ccpp-2014-11-15-11:27:47-9263' creation detected


Earlier i was using nginx install from epel repo and then i compiled from source

Thanks for helping me out maxim