在dos攻击后，服务器突然抛出致命错误

I have a script which i have been running on my server with no problems, and then today i am suddenly getting the following error, following a dos attack on the server. the server was rebooted and the offending ip address blocked but now this script isn't working. I do think that in the process of trying to finding out what was wrong with the server that the apache module was re-installed so i wonder if this could be related to something there.I have a script which i have been running on my