If you donn't have media patcher then just reinstall the game, it will fix it.
If you do have media patcher then unpatch the media and it will yet again solve the problem.
Now, if you do have to reinstall the game then before you start using iBot again then dl media patcher and run it once so you can get those ip.bak and port.bak files or w/e were they named, so you can unpatch the media as you get that problem next time in the future..
Anyways, this prob is most commonly caused by iBot, dunno the exact reason for it, I'm not a coder or w/e I need to be to know that stuff..
You can find mediapatcher from agbot's package, which can be found in here:
Have fun <3.
Btw, next time use the

for questions like that.