Never mind. Turned out I didn't have the graphics drivers installed right (I was supposed to uninstall the old ones). With the new drivers, DosBox has been the stablest it's ever been. It's so beautiful.

DosBox is giving me constant trouble. -If I try and put a mount command in the autoexec part of dosbox.conf, DosBox crashes. -If I set the core to full or dynamic, DosBox crashes. -1 out of 10 times DosBox crashes on startup, taking all my RAM or crashing Kernel32. -After I updated my video card …