Bug causé par java

Bonjour a toutes et a tous ,
depuis hier dés que je lance un serveur en ligne ou une partie solo mon minecraft (que j ai acheté) se ferme et rouvre directement la page d'accueil en marquant ce message
" # A fatal error has been detected by the Java Runtime Environment:
#
# EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ffd70c4d5d3, pid=6804, tid=6508
#
# JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)
# Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)
# Problematic frame:
# C [ig7icd64.dll+0x6d5d3]
#
# 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\Thomas1\AppData\Roaming\.minecraft\hs_err_pid6804.log
#
# If you would like to submit a bug report, please visit:
# https://bugreport.java.com/bugreport/crash.jsp
# The crash happened outside the Java Virtual Machine in native code.
# See problematic frame for where to report the bug.
#
AL lib: (EE) alc_cleanup: 1 device not closed
Java HotSpot(TM) 64-Bit Server VM warning: Using incremental CMS is deprecated and will likely be removed in a future release "

J ai surement dérégler quelque chose au niveau de java mais je ne trouve pas quoi :/
Merci d avance
PS : je suis sous Windows 8.1