Fatal crash

i have buy the full version and launcher crashed i have 10 starting the launcher and all 10 crashed

here is the crash 

 
#

1. A fatal error has been detected by the Java Runtime Environment:
   #
   #  EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x0000000003042ef5, pid=74228, tid=55580
   #

2. JRE version: Java(TM) SE Runtime Environment (8.0_51-b16) (build 1.8.0_51-b16)

3. Java VM: Java HotSpot(TM) 64-Bit Server VM (25.51-b03 mixed mode windows-amd64 compressed oops)

4. Problematic frame:

5. j  cxx.e()V+4
   #

6. Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
   #

7. If you would like to submit a bug report, please visit:
   #   http://bugreport.java.com/bugreport/crash.jsp
   #