Hi,
We are unable to launch Minecraft since weeks. The message is always the same. Java and all drivers are updated.
The message that appeared is hier under.
Thank You for your help and regards

Completely ignored arguments: [--nativeLauncherVersion, 301]
[18:58:30] [Client thread/INFO]: Setting user: benzebigboss
[18:58:31] [Client thread/INFO]: LWJGL Version: 2.9.4
[18:58:32] [Client thread/INFO]: Reloading ResourceManager: Default
[18:58:32] [Sound Library Loader/INFO]: Starting up SoundSystem...
[18:58:32] [Thread-5/INFO]: Initializing LWJGL OpenAL
[18:58:32] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[18:58:33] [Thread-5/INFO]: OpenAL initialized.
[18:58:33] [Sound Library Loader/INFO]: Sound engine started
[18:58:34] [Client thread/INFO]: Created: 1024x512 textures-atlas
[18:58:40] [Server thread/INFO]: Starting integrated minecraft server version 1.9.4
[18:58:40] [Server thread/INFO]: Generating keypair
[18:58:41] [Server thread/INFO]: Preparing start region for level 0
[18:58:42] [Server thread/INFO]: Preparing spawn area: 5%
[18:58:43] [Server thread/INFO]: Preparing spawn area: 13%
[18:58:44] [Server thread/INFO]: Preparing spawn area: 27%
[18:58:45] [Server thread/INFO]: Preparing spawn area: 44%
[18:58:46] [Server thread/INFO]: Preparing spawn area: 58%
[18:58:47] [Server thread/INFO]: Preparing spawn area: 75%
[18:58:48] [Server thread/INFO]: Preparing spawn area: 92%
[18:58:48] [Server thread/INFO]: Changing view distance to 6, from 10
[18:58:49] [Server thread/INFO]: benzebigboss[local:E:134a916a] logged in with entity id 668 at (254.5, 51.0, 248.5)
[18:58:49] [Server thread/INFO]: benzebigboss a rejoint la partie
[18:58:50] [Server thread/INFO]: Saving and pausing game...
[18:58:50] [Server thread/INFO]: Saving chunks for level 'Le monde de Ben'/Overworld
[18:58:50] [Server thread/INFO]: Saving chunks for level 'Le monde de Ben'/Nether
[18:58:50] [Server thread/INFO]: Saving chunks for level 'Le monde de Ben'/The End
#

1. A fatal error has been detected by the Java Runtime Environment:
   #
2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ffc95f82257, pid=644, tid=3484
   #
3. JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)
4. Java VM: Java HotSpot(TM) 64-Bit Server VM (25.25-b02 mixed mode windows-amd64 compressed oops)
5. Problematic frame:
6. C [ig75icd64.dll+0x12257]
   #
7. Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
   #
8. An error report file with more information is saved as:
9. C:\Users\Benoît RISSE\AppData\Roaming\.minecraft\hs_err_pid644.log
   #
10. If you would like to submit a bug report, please visit:
11. http://bugreport.sun.com/bugreport/crash.jsp
12. The crash happened outside the Java Virtual Machine in native code.
13. 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