Okay, when I launch my server, and as it is running. My log gets spammed with this error, its killing my server basically. Slowing it down and pushing onto memory. This thing repeats for ever. This only started to happen ever since the 1.4 update, so I do not know whats going on.
your world map has a chunk error of some sort, chunkster is a map fixing software do a quick search for it, if that doesn't fix your problem, hopefully u have a back up.
First of all, do you have the most recent version of Java? What plugins do you have installed? What OS are you running? 32bit or 64 bit? EDIT: The only reason I asked about the java version was because of this: Code: 2011-04-05 23:19:02 [SEVERE] java.lang.Throwable