Asterisk crash

I have Asterisk on 64bit ubuntu server 8.04. It crashes and I receive this error:
[1042255.482439] asterisk[7610]: segfault at 0 rip 43ff67 rsp 40328e20 error 6

Any idea why is this happening?

Provide some more information. Check this out

I followed this guide and for now I’m waiting for data if it will crash.