Whenever I try to launch a server or join my single player world minecraft crashes and this pops up in the development console
[15:57:56 INFO]: Client> # A fatal error has been detected by the Java Runtime Environment:
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> # EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x000007fb458668e5, pid=3452, tid=1748
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> # JRE version: Java(TM) SE Runtime Environment (7.0_51-b13) (build 1.7.0_51-b13)
[15:57:56 INFO]: Client> # Java VM: Java HotSpot(TM) 64-Bit Server VM (24.51-b03 mixed mode windows-amd64 compressed oops)
[15:57:56 INFO]: Client> # Problematic frame:
[15:57:56 INFO]: Client> # C [ig7icd64.dll+0x3768e5]
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> # Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> # An error report file with more information is saved as:
[15:57:56 INFO]: Client> # C:\Users\Matt\AppData\Roaming\.minecraft\hs_err_pid3452.log
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> # If you would like to submit a bug report, please visit:
[15:57:56 INFO]: Client> # http://bugreport.sun.com/bugreport/crash.jsp
[15:57:56 INFO]: Client> # The crash happened outside the Java Virtual Machine in native code.
[15:57:56 INFO]: Client> # See problematic frame for where to report the bug.
[15:57:56 INFO]: Client> #
[15:57:56 INFO]: Client> AL lib: (EE) alc_cleanup: 1 device not closed
[15:57:56 ERROR]: Game ended with bad state (exit code 1)
[15:57:56 INFO]: Deleting C:\Users\Matt\AppData\Roaming\.minecraft\versions\1.7.5\1.7.5-natives-785852959467
[15:57:56 INFO]: Ignoring visibility rule and showing launcher due to a game crash
[15:57:56 WARN]: Couldn't delete C:\Users\Matt\AppData\Roaming\.minecraft\versions\1.7.5\1.7.5-natives-785852959467 - scheduling for deletion upon exit