i can get into the launche but when i try to start a single- or multiplayer game minecraft crashes and i get back to the laucher and in the game Output i can read that but i dont know what to do :
Completely ignored arguments: [--nativeLauncherVersion, 301]
[19:27:05] [Client thread/INFO]: Setting user: Learichard
[19:27:07] [Client thread/INFO]: LWJGL Version: 2.9.4
[19:27:07] [Client thread/INFO]: Reloading ResourceManager: Default
[19:27:08] [Sound Library Loader/INFO
]: Starting up SoundSystem...
[19:27:09] [Thread-5/INFO]: Initializing LWJGL OpenAL
[19:27:09] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
[19:27:09] [Thread-5/INFO]: OpenAL initialized.[19:27:09] [Sound Library Loader/INFO]: Sound engine started
[19:27:11] [Client thread/INFO]: Created: 1024x512 textures-atlas
[19:27:17] [Server thread/INFO]: Starting integrated minecraft server version 1.10.2
[19:27:17] [Server thread/INFO]: Generating keypair
[19:27:17] [Server thread/INFO]: Preparing start region for level 0
[19:27:18] [Server thread/INFO]: Preparing spawn area: 22%
[19:27:19] [Server thread/INFO]: Preparing spawn area: 74%
[19:27:20] [Server thread/INFO]: Changing view distance to 12, from 10
[19:27:23] [Server thread/INFO]: Learichard[local:E:26f77833] logged in with entity id 341 at (-174.93334397244107, 150.0, 348.5928212844818)
[19:27:23] [Server thread/INFO]: Learichard hat das Spiel betreten
[19:27:27] [Server thread/WARN]: Can't keep up! Did the system time change, or is the server overloaded? Running 2114ms behind, skipping 42 tick(s)
#

1. A fatal error has been detected by the Java Runtime Environment:
   #
2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x00007ffd4689d5d3, pid=6140, tid=8088
   #
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 [ig7icd64.dll+0x6d5d3]
   #
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\Lea Richard\AppData\Roaming\.minecraft\hs_err_pid6140.log
   Compiled method (c1) 27526 7016 2 bwn::a (11 bytes)
   total in heap [0x000000000314c190,0x000000000314cb10] = 2432
   relocation [0x000000000314c2b0,0x000000000314c340] = 144
   main code [0x000000000314c340,0x000000000314c640] = 768
   stub code [0x000000000314c640,0x000000000314c738] = 248
   oops [0x000000000314c738,0x000000000314c740] = 8
   metadata [0x000000000314c740,0x000000000314c780] = 64
   scopes data [0x000000000314c780,0x000000000314c9f8] = 632
   scopes pcs [0x000000000314c9f8,0x000000000314cae8] = 240
   dependencies [0x000000000314cae8,0x000000000314caf0] = 8
   nul chk table [0x000000000314caf0,0x000000000314cb10] = 32
   #
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
    what shall i do ?