Enormous set of Java errors on startup

I'm running 2015a on my lab's server, and every time after my first time running Matlab, I get a huge pile of Java errors http://pastebin.com/LVYjbDwy. I've cleared my .matlab/2015a folder, but still see the same problem. It doesn't seem to affect how Matlab runs, however. How can I prevent this from happening?

Answer 1

[Walter Roberson]

Java is attempting to optimize by caching some files, but it is unable to do so because you have run out of room on some disk drive. I cannot tell from the log which drive has run out of room. Use

!df

to get an idea of which drive it might be.

[Ben]

Thanks. I'm not seeing any errors now for whatever reason, but this gives me a way to at least try to figure out what's going on if I see the problem again.