There are several other IDEs for PICMicro processors.
Check out MPLAB 5.7, which is supposed to be a lot less buggy:
http://www.microchip.com/1010/pline/...ab5x/index.htm
SourceBoost IDE (which I haven't tried yet, but he's also got C++ and Pascal compilers)
http://www.picant.com/c2cpp/cpp.html
MPLAB 6.50 just came out which should fix several bugs and adds some new features
http://www.microchip.com/1010/pline/...lab6/index.htm
HI-TIDE by some company whom I've never heard of:
http://www.htsoft.com/products/hitide/picc18.htm
Just takes a little searching around
