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I am on a Mac Operating System and whenever I open up Minecraft it will crash. I have retrieved the crash text file, so if someone could please tell me what I could do, that would be great.Thanks.

---- Minecraft Crash Report ----
// Don't be sad, have a hug! <3

Time: 11/1/12 1:03 PM
Description: Unexpected error

java.lang.NullPointerException
at org.lwjgl.opengl.AWTUtil.getPointerLocation(AWTUtil.java:120)
at org.lwjgl.opengl.AWTUtil.getCursorPosition(AWTUtil.java:138)
at org.lwjgl.opengl.MouseEventQueue.resetCursorToCenter(MouseEventQueue.java:115)
at org.lwjgl.opengl.MacOSXMouseEventQueue.resetCursorToCenter(MacOSXMouseEventQueue.java:71)
at org.lwjgl.opengl.MouseEventQueue.setGrabbed(MouseEventQueue.java:101)
at org.lwjgl.opengl.MacOSXMouseEventQueue.setGrabbed(MacOSXMouseEventQueue.java:57)
at org.lwjgl.opengl.MacOSXDisplay.grabMouse(MacOSXDisplay.java:347)
at org.lwjgl.input.Mouse.setGrabbed(Mouse.java:636)
at arb.b(SourceFile:24)
at net.minecraft.client.Minecraft.i(SourceFile:910)
at net.minecraft.client.Minecraft.a(SourceFile:452)
at net.minecraft.client.Minecraft.l(SourceFile:1064)
at net.minecraft.client.Minecraft.J(SourceFile:582)
at net.minecraft.client.Minecraft.run(SourceFile:534)
at java.lang.Thread.run(Thread.java:680)

Relevant Details:
- Minecraft Version: 1.4.2
- Operating System: Mac OS X (x86_64) version 10.7.5
- Java Version: 1.6.0_35, Apple Inc.
- Java VM Version: Java HotSpot™ 64-Bit Server VM (mixed mode), Apple Inc.
- Memory: 523666384 bytes (499 MB) / 581435392 bytes (554 MB) up to 1065025536 bytes (1015 MB)
- JVM Flags: 3 total; -Xbootclasspath/a:/System/Library/PrivateFrameworks/JavaApplicationLauncher.framework/Resources/LauncherSupport.jar -Xms512M -Xmx1024M
- AABB Pool Size: 6387 (357672 bytes; 0 MB) allocated, 2 (112 bytes; 0 MB) used
- LWJGL: 2.4.2
- OpenGL: Intel HD Graphics 3000 OpenGL Engine GL version 2.1 APPLE-7.32.12, Intel Inc.
- Is Modded: Probably not
- Type: Client
- Texture Pack: Default
- Profiler Position: N/A (disabled)
- Vec3 Pool Size: 29 (1624 bytes; 0 MB) allocated, 14 (784 bytes; 0 MB) used
- World MpServer Entities: 23 total; [axc['Player'/89, l='MpServer', x=35.42, y=-145.44, z=137.57], lq['Painting'/8, l='MpServer', x=31.06, y=106.50, z=153.00], oo['Sheep'/9, l='MpServer', x=27.91, y=105.00, z=156.84], oo['Sheep'/10, l='MpServer', x=31.84, y=105.00, z=149.06], pg['item.tile.dirt'/13, l='MpServer', x=46.81, y=46.13, z=140.41], pg['item.tile.stonebrick'/14, l='MpServer', x=47.88, y=45.13, z=141.00], pg['item.tile.dirt'/15, l='MpServer', x=47.50, y=45.13, z=140.63], pg['item.tile.dirt'/17, l='MpServer', x=47.59, y=45.13, z=141.88], pg['item.tile.dirt'/16, l='MpServer', x=47.66, y=47.13, z=143.00], ot['Wolf'/19, l='MpServer', x=40.44, y=47.00, z=135.50], ot['Wolf'/18, l='MpServer', x=38.69, y=46.00, z=136.50], lq['Painting'/21, l='MpServer', x=39.94, y=106.50, z=153.00], pg['item.tile.dirt'/20, l='MpServer', x=46.88, y=48.13, z=144.34], om['entity.Cat.name'/22, l='MpServer', x=35.28, y=105.00, z=157.28], pg['item.tile.dirt'/34, l='MpServer', x=48.16, y=46.13, z=139.31], pg['item.item.seeds'/35, l='MpServer', x=49.00, y=47.13, z=141.97], pg['item.tile.stonebrick'/32, l='MpServer', x=49.88, y=47.13, z=141.44], pg['item.tile.dirt'/33, l='MpServer', x=50.38, y=47.13, z=138.88], pg['item.tile.dirt'/38, l='MpServer', x=49.25, y=48.13, z=143.34], ot['Wolf'/39, l='MpServer', x=53.53, y=49.00, z=138.88], pg['item.item.seeds'/36, l='MpServer', x=49.22, y=47.13, z=142.75], ot['Wolf'/37, l='MpServer', x=58.97, y=49.00, z=143.44], ot['Wolf'/40, l='MpServer', x=60.03, y=49.00, z=146.50]]
- World MpServer Players: 1 total; [axc['Player'/89, l='MpServer', x=35.42, y=-145.44, z=137.57]]
- World MpServer Chunk Stats: MultiplayerChunkCache: 10
- Forced Entities: 37 total; [axc['Player'/89, l='MpServer', x=35.42, y=-145.44, z=137.57], lq['Painting'/8, l='MpServer', x=31.06, y=106.50, z=153.00], oo['Sheep'/9, l='MpServer', x=27.91, y=105.00, z=156.84], oo['Sheep'/10, l='MpServer', x=31.84, y=105.00, z=149.06], pg['item.tile.dirt'/13, l='MpServer', x=46.81, y=46.13, z=140.41], pg['item.tile.stonebrick'/14, l='MpServer', x=47.88, y=45.13, z=141.00], pg['item.tile.dirt'/15, l='MpServer', x=47.50, y=45.13, z=140.63], pg['item.tile.dirt'/17, l='MpServer', x=47.59, y=45.13, z=141.88], pg['item.tile.dirt'/13, l='MpServer', x=46.81, y=46.13, z=140.41], pg['item.tile.dirt'/16, l='MpServer', x=47.66, y=47.13, z=143.00], pg['item.tile.stonebrick'/14, l='MpServer', x=47.88, y=45.13, z=141.00], ot['Wolf'/19, l='MpServer', x=40.44, y=47.00, z=135.50], pg['item.tile.dirt'/15, l='MpServer', x=47.50, y=45.13, z=140.63], ot['Wolf'/18, l='MpServer', x=38.69, y=46.00, z=136.50], lq['Painting'/21, l='MpServer', x=39.94, y=106.50, z=153.00], pg['item.tile.dirt'/20, l='MpServer', x=46.88, y=48.13, z=144.34], lq['Painting'/8, l='MpServer', x=31.06, y=106.50, z=153.00], om['entity.Cat.name'/22, l='MpServer', x=35.28, y=105.00, z=157.28], pg['item.tile.dirt'/34, l='MpServer', x=48.16, y=46.13, z=139.31], pg['item.item.seeds'/35, l='MpServer', x=49.00, y=47.13, z=141.97], pg['item.item.seeds'/36, l='MpServer', x=49.22, y=47.13, z=142.75], pg['item.tile.stonebrick'/32, l='MpServer', x=49.88, y=47.13, z=141.44], pg['item.tile.dirt'/33, l='MpServer', x=50.38, y=47.13, z=138.88], pg['item.tile.dirt'/38, l='MpServer', x=49.25, y=48.13, z=143.34], pg['item.tile.dirt'/38, l='MpServer', x=49.25, y=48.13, z=143.34], ot['Wolf'/39, l='MpServer', x=53.53, y=49.00, z=138.88], pg['item.tile.dirt'/33, l='MpServer', x=50.38, y=47.13, z=138.88], pg['item.item.seeds'/36, l='MpServer', x=49.22, y=47.13, z=142.75], pg['item.tile.stonebrick'/32, l='MpServer', x=49.88, y=47.13, z=141.44], ot['Wolf'/37, l='MpServer', x=58.97, y=49.00, z=143.44], pg['item.item.seeds'/35, l='MpServer', x=49.00, y=47.13, z=141.97], pg['item.tile.dirt'/34, l='MpServer', x=48.16, y=46.13, z=139.31], ot['Wolf'/40, l='MpServer', x=60.03, y=49.00, z=146.50], pg['item.tile.dirt'/20, l='MpServer', x=46.88, y=48.13, z=144.34], lq['Painting'/21, l='MpServer', x=39.94, y=106.50, z=153.00], pg['item.tile.dirt'/16, l='MpServer', x=47.66, y=47.13, z=143.00], pg['item.tile.dirt'/17, l='MpServer', x=47.59, y=45.13, z=141.88]]
- Retry Entities: 0 total; []

Mac FAQ Section D.2 (dual screen issue)

Quote from gerbil

Mac FAQ Section D.2 (dual screen issue)

I will see if that works.