Issue with openAL something

Error message from the launcher ... the game doesn't start...
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Completely ignored arguments: [--nativeLauncherVersion, 307]
[11:18:01] [Client thread/INFO]: Setting user: FreroP
[11:18:04] [Client thread/INFO]: LWJGL Version: 2.9.4
[11:18:05] [Client thread/INFO]: Reloading ResourceManager: Default
[11:18:07] [Sound Library Loader/INFO]: Starting up SoundSystem...
[11:18:07] [Thread-5/INFO]: Initializing LWJGL OpenAL
[11:18:07] [Thread-5/INFO]: (The LWJGL binding of OpenAL. For more information, see http://www.lwjgl.org)
AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80070490
AL lib: (EE) MMDevApiOpenPlayback: Device init failed: 0x80070490
[11:18:08] [Thread-5/ERROR]: Error in class 'LibraryLWJGLOpenAL'
[11:18:08] [Thread-5/ERROR]: Unable to initialize OpenAL. Probable cause: OpenAL not supported.
[11:18:08] [Thread-5/WARN]: ERROR MESSAGE:
[11:18:08] [Thread-5/INFO]: Could not locate OpenAL library.
[11:18:08] [Thread-5/WARN]: STACK TRACE:
[11:18:08] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:156)
[11:18:08] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:102)
[11:18:08] [Thread-5/INFO]: org.lwjgl.openal.AL.create(AL.java:206)
[11:18:08] [Thread-5/INFO]: paulscode.sound.libraries.LibraryLWJGLOpenAL.init(LibraryLWJGLOpenAL.java:164)
[11:18:08] [Thread-5/INFO]: paulscode.sound.SoundSystem.CommandNewLibrary(SoundSystem.java:1576)
[11:18:08] [Thread-5/INFO]: paulscode.sound.SoundSystem.CommandQueue(SoundSystem.java:2572)
[11:18:08] [Thread-5/INFO]: paulscode.sound.CommandThread.run(CommandThread.java:121)
[11:18:08] [Sound Library Loader/WARN]: ERROR MESSAGE:
[11:18:08] [Sound Library Loader/INFO]: Could not locate OpenAL library.
[11:18:08] [Sound Library Loader/INFO]: Starting up SoundSystem...
[11:18:08] [Thread-7/INFO]: Switching to No Sound
[11:18:08] [Thread-7/INFO]: (Silent Mode)
[11:18:08] [Sound Library Loader/INFO]: Sound engine started
[11:18:19] [Client thread/INFO]: Created: 1024x512 textures-atlas
#

1. A fatal error has been detected by the Java Runtime Environment:
   #

2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x48743e88, pid=2988, tid=5432
   #

3. JRE version: Java(TM) SE Runtime Environment (8.0_25-b18) (build 1.8.0_25-b18)

4. Java VM: Java HotSpot(TM) Client VM (25.25-b02 mixed mode windows-x86 )

5. Problematic frame:

6. C [ig4dev32.dll+0x3e88]
   #

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\Admin\AppData\Roaming\.minecraft\hs_err_pid2988.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.
    #
    Java HotSpot(TM) Client VM warning: Using incremental CMS is deprecated and will likely be removed in a future release

----------------------------------------------------

Launcher log:
---------------------------------------------
[11:17:46 INFO]: Minecraft Launcher 1.6.70 (through bootstrap 100) started on windows...
[11:17:46 INFO]: Current time is Nov 27, 2016 11:17:46 AM
[11:17:46 INFO]: System.getProperty('os.name') == 'Windows 7'
[11:17:46 INFO]: System.getProperty('os.version') == '6.1'
[11:17:46 INFO]: System.getProperty('os.arch') == 'x86'
[11:17:46 INFO]: System.getProperty('java.version') == '1.8.0_25'
[11:17:46 INFO]: System.getProperty('java.vendor') == 'Oracle Corporation'
[11:17:46 INFO]: System.getProperty('sun.arch.data.model') == '32'
[11:17:46 INFO]: proxy == DIRECT
[11:17:47 INFO]: JFX is already initialized
[11:17:47 INFO]: Refreshing local version list...
[11:17:47 INFO]: Refreshing remote version list...
[11:17:49 INFO]: Refresh complete.
[11:17:50 INFO]: Loaded 1 profile(s); selected 'FreroP'
[11:17:50 INFO]: Refreshing auth...

... / ... too long to report .../ ...

[11:17:57 INFO]: Looking for orphaned versions to clean up...
[11:17:58 INFO]: Looking for old natives & assets to clean up...
[11:18:23 ERROR]: Game ended with bad state (exit code 1)
[11:18:23 INFO]: Ignoring visibility rule and showing launcher due to a game crash
[11:18:23 INFO]: Deleting C:\Users\Admin\AppData\Roaming\.minecraft\versions\1.11\1.11-natives-2905400307163
[11:18:23 WARN]: Couldn't delete C:\Users\Admin\AppData\Roaming\.minecraft\versions\1.11\1.11-natives-2905400307163 - scheduling for deletion upon exit
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if somebody can help... (we are not geeks, so please, in a simple wording...)