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I have this problem with my minecraft on my mac and I don't understand what is the problem. Help? Minecraft couldn't start also.









Minecraft Version: 1.5.1
Operating System: Mac OS X (x86_64) version 10.7.5
Java Version: 1.7.0_17, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 55996800 bytes (53 MB) / 86638592 bytes (82 MB) up to 1286275072 bytes (1226 MB)
JVM Flags: 0 total;
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
LWJGL: 2.4.2
OpenGL: ~~ERROR~~ NullPointerException: null
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Texture Pack: Default
Profiler Position: N/A (disabled)
Vec3 Pool Size: ~~ERROR~~ NullPointerException: null[failed to get system properties (java.lang.NullPointerException)]


org.lwjgl.LWJGLException: Could not get the JAWT interface
at org.lwjgl.opengl.AWTSurfaceLock.lockAndInitHandle(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.access$100(AWTSurfaceLock.java:49)
at org.lwjgl.opengl.AWTSurfaceLock$1.run(AWTSurfaceLock.java:89)
at java.security.AccessController.doPrivileged(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.privilegedLockAndInitHandle(AWTSurfaceLock.java:86)
at org.lwjgl.opengl.AWTSurfaceLock.lockAndGetHandle(AWTSurfaceLock.java:64)
at org.lwjgl.opengl.MacOSXCanvasPeerInfo.initHandle(MacOSXCanvasPeerInfo.java:53)
at org.lwjgl.opengl.MacOSXDisplayPeerInfo.doLockAndInitHandle(MacOSXDisplayPeerInfo.java:56)
at org.lwjgl.opengl.PeerInfo.lockAndGetHandle(PeerInfo.java:85)
at org.lwjgl.opengl.MacOSXContextImplementation.create(MacOSXContextImplementation.java:47)
at org.lwjgl.opengl.Context.<init>(Context.java:120)
at org.lwjgl.opengl.Display.create(Display.java:858)
at org.lwjgl.opengl.Display.create(Display.java:784)
at org.lwjgl.opengl.Display.create(Display.java:765)
at net.minecraft.client.Minecraft.a(SourceFile:235)
at avv.a(SourceFile:56)
at net.minecraft.client.Minecraft.run(SourceFile:507)
at java.lang.Thread.run(Thread.java:722)
--- END ERROR REPORT ba89f252 ----------

I cannot do that. Is there any other way besides switching?

doesnt work, here is the new crash file


Minecraft Version: 1.5.1
Operating System: Mac OS X (x86_64) version 10.7.5
Java Version: 1.7.0_17, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 56631072 bytes (54 MB) / 86507520 bytes (82 MB) up to 1284440064 bytes (1224 MB)
JVM Flags: 0 total;
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
LWJGL: 2.4.2
OpenGL: ~~ERROR~~ NullPointerException: null
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Texture Pack: Default
Profiler Position: N/A (disabled)
Vec3 Pool Size: ~~ERROR~~ NullPointerException: null[failed to get system properties (java.lang.NullPointerException)]


org.lwjgl.LWJGLException: Could not get the JAWT interface
at org.lwjgl.opengl.AWTSurfaceLock.lockAndInitHandle(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.access$100(AWTSurfaceLock.java:49)
at org.lwjgl.opengl.AWTSurfaceLock$1.run(AWTSurfaceLock.java:89)
at java.security.AccessController.doPrivileged(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.privilegedLockAndInitHandle(AWTSurfaceLock.java:86)
at org.lwjgl.opengl.AWTSurfaceLock.lockAndGetHandle(AWTSurfaceLock.java:64)
at org.lwjgl.opengl.MacOSXCanvasPeerInfo.initHandle(MacOSXCanvasPeerInfo.java:53)
at org.lwjgl.opengl.MacOSXDisplayPeerInfo.doLockAndInitHandle(MacOSXDisplayPeerInfo.java:56)
at org.lwjgl.opengl.PeerInfo.lockAndGetHandle(PeerInfo.java:85)
at org.lwjgl.opengl.MacOSXContextImplementation.create(MacOSXContextImplementation.java:47)
at org.lwjgl.opengl.Context.<init>(Context.java:120)
at org.lwjgl.opengl.Display.create(Display.java:858)
at org.lwjgl.opengl.Display.create(Display.java:784)
at org.lwjgl.opengl.Display.create(Display.java:765)
at net.minecraft.client.Minecraft.a(SourceFile:235)
at avv.a(SourceFile:56)
at net.minecraft.client.Minecraft.run(SourceFile:507)
at java.lang.Thread.run(Thread.java:722)
--- END ERROR REPORT ad011fb6 ----------

I just updated it, the LWJGL. I cannot downgrade java


Minecraft Version: 1.5.1
Operating System: Mac OS X (x86_64) version 10.7.5
Java Version: 1.7.0_17, Oracle Corporation
Java VM Version: Java HotSpot™ 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 52535312 bytes (50 MB) / 84475904 bytes (80 MB) up to 1254621184 bytes (1196 MB)
JVM Flags: 0 total;
AABB Pool Size: 0 (0 bytes; 0 MB) allocated, 0 (0 bytes; 0 MB) used
Suspicious classes: No suspicious classes found.
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
LWJGL: 2.8.4
OpenGL: ~~ERROR~~ NullPointerException: null
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Texture Pack: Default
Profiler Position: N/A (disabled)
Vec3 Pool Size: ~~ERROR~~ NullPointerException: null[failed to get system properties (java.lang.NullPointerException)]


org.lwjgl.LWJGLException: Could not get the JAWT interface
at org.lwjgl.opengl.AWTSurfaceLock.lockAndInitHandle(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.access$100(AWTSurfaceLock.java:51)
at org.lwjgl.opengl.AWTSurfaceLock$1.run(AWTSurfaceLock.java:94)
at org.lwjgl.opengl.AWTSurfaceLock$1.run(AWTSurfaceLock.java:92)
at java.security.AccessController.doPrivileged(Native Method)
at org.lwjgl.opengl.AWTSurfaceLock.privilegedLockAndInitHandle(AWTSurfaceLock.java:92)
at org.lwjgl.opengl.AWTSurfaceLock.lockAndGetHandle(AWTSurfaceLock.java:66)
at org.lwjgl.opengl.MacOSXCanvasPeerInfo.initHandle(MacOSXCanvasPeerInfo.java:57)
at org.lwjgl.opengl.MacOSXDisplayPeerInfo.doLockAndInitHandle(MacOSXDisplayPeerInfo.java:56)
at org.lwjgl.opengl.PeerInfo.lockAndGetHandle(PeerInfo.java:85)
at org.lwjgl.opengl.MacOSXContextImplementation.create(MacOSXContextImplementation.java:47)
at org.lwjgl.opengl.ContextGL.<init>(ContextGL.java:132)
at org.lwjgl.opengl.Display.create(Display.java:847)
at org.lwjgl.opengl.Display.create(Display.java:754)
at org.lwjgl.opengl.Display.create(Display.java:736)
at net.minecraft.client.Minecraft.a(SourceFile:235)
at avv.a(SourceFile:56)
at net.minecraft.client.Minecraft.run(SourceFile:507)
at java.lang.Thread.run(Thread.java:722)
--- END ERROR REPORT 971287a3 ----------

how would i do that?

LWJGL 2.9.0 causes Minecraft to run at 30 FPS instead of the usual 60 FPS I get without any changes to my java game library files. Earlier, I was using 2.8.4 without any obvious performance differences, so I'm just going to uninstall for now.