Random JVM crash?

I go to work on my project and it runs just fine. I change a variable value (velocity) and tried switching screens and stuff. I then got this huge error so I undid it all, but it still tells me this.

#
# A fatal error has been detected by the Java Runtime Environment:
#
#  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007fff0e721a57, pid=4512, tid=10312
#
# JRE version: Java(TM) SE Runtime Environment (8.0_05-b13) (build 1.8.0_05-b13)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.5-b02 mixed mode windows-amd64 compressed oops)
# Problematic frame:
# C  [msvcrt.dll+0x1a57]
#
# Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
#
# An error report file with more information is saved as:
# C:\Users\jay\Documents\workspace\LudumDare 30 - Torn Warps\desktop\hs_err_pid4512.log
#
# If you would like to submit a bug report, please visit:
#   http://bugreport.sun.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#