安装了 openjdk 和 minecraft，但是一直闪退，错误如下，我完全是 ubuntu 菜鸟。
A detailed walkthrough of the error, its code path and all known details is as follows:
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-- Head --
Stacktrace:
at avf.ar(SourceFile:560)
at avf.am(SourceFile:361)
-- Initialization --
Details:
Stacktrace:
at avf.a(SourceFile:310)
at net.minecraft.client.main.Main.main(SourceFile:124)
-- System Details --
Details:
Minecraft Version: 1.8.3
Operating System: Linux (amd64) version 3.13.0-46-generic
CPU: 4x Intel(R) Atom(TM) CPU D525 @ 1.80GHz
Java Version: 1.7.0_75, Oracle Corporation
Java VM Version: OpenJDK 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 72935880 bytes (69 MB) / 164499456 bytes (156 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 5 total; -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 1.8.3
LWJGL: 2.9.4
OpenGL: ~~ERROR~~ RuntimeException: No OpenGL context found in the current thread.
GL Caps:
Using VBOs: No
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: ~~ERROR~~ NullPointerException: null
Profiler Position: N/A (disabled)