minecraft wont play

[20:46:58] [main/INFO]: Setting user: MERLINEST
[20:46:58] [main/INFO]: (Session ID is token:ddea44fda26b4cedaf569c4cc62ffc9b:abcda6a056e1422a96c19253ef73e09e)
[20:46:59] [Client thread/INFO]: LWJGL Version: 2.9.1
[20:47:03] [Client thread/INFO]: Reloading ResourceManager: Default
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1. A fatal error has been detected by the Java Runtime Environment:
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2. EXCEPTION_ACCESS_VIOLATION (0xc0000005) at pc=0x003cb936, pid=4044, tid=1464
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3. JRE version: Java(TM) SE Runtime Environment (7.0_67-b01) (build 1.7.0_67-b01)
4. Java VM: Java HotSpot(TM) Client VM (24.65-b04 mixed mode windows-x86 )
5. Problematic frame:
6. C 0x003cb936
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7. Failed to write core dump. Minidumps are not enabled by default on client versions of Windows
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8. An error report file with more information is saved as:
9. C:\Documents and Settings\User\Application Data\.minecraft\hs_err_pid4044.log
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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.
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