ok so im just playing on a server right, and then i join one of the relms i play on so like the server inside the server, then the game crashes. this happens over and over and over again, others can get on but i cant heres the crash report

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

Time: 6/29/15 8:15 PM
Description: Tesselating block in world

java.lang.IndexOutOfBoundsException
at java.nio.Buffer.checkIndex(Buffer.java:518)
at java.nio.DirectByteBuffer.putFloat(DirectByteBuffer.java:881)
at bfd.b(SourceFile:414)
at bge.a(SourceFile:230)
at bgd.a(SourceFile:67)
at bht.b(SourceFile:176)
at bhp.a(SourceFile:78)
at bhp.run(SourceFile:38)
at java.lang.Thread.run(Thread.java:695)

A detailed walkthrough of the error, its code path and all known details is as follows:
---------------------------------------------------------------------------------------

– Head –
Stacktrace:
at java.nio.Buffer.checkIndex(Buffer.java:518)
at java.nio.DirectByteBuffer.putFloat(DirectByteBuffer.java:881)
at bfd.b(SourceFile:414)
at bge.a(SourceFile:230)

– Block being tesselated –
Details:
Block type: ID #9 (tile.water // ajw)
Block data value: 1 / 0x1 / 0b0001
Block location: World: (-195,74,1196), Chunk: (at 13,4,12 in -13,74; contains blocks -208,0,1184 to -193,255,1199), Region: (-1,2; contains chunks -32,64 to -1,95, blocks -512,0,1024 to -1,255,1535)
Stacktrace:
at bgd.a(SourceFile:67)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bew['Theunicornman45'/17963, l='MpServer', x=-255.20, y=70.00, z=1179.68]]
Chunk stats: MultiplayerChunkCache: 49, 49
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: -5584.00,223.00,-3601.00 - World: (-5584,223,-3601), Chunk: (at 0,13,15 in -349,-226; contains blocks -5584,0,-3616 to -5569,255,-3601), Region: (-11,-8; contains chunks -352,-256 to -321,-225, blocks -5632,0,-4096 to -5121,255,-3585)
Level time: 263009282 game time, 263428164 day time
Level dimension: 0
Level storage version: 0x00000 - Unknown?
Level weather: Rain time: 0 (now: false), thunder time: 0 (now: false)
Level game mode: Game mode: survival (ID 0). Hardcore: false. Cheats: false
Forced entities: 1 total; [bew['Theunicornman45'/17963, l='MpServer', x=-255.20, y=70.00, z=1179.68]]
Retry entities: 0 total; []
Server brand: CompilexSpigot
Server type: Non-integrated multiplayer server
Stacktrace:
at bdb.a(SourceFile:309)
at ave.b(SourceFile:2293)
at bhp.run(SourceFile:44)
at java.lang.Thread.run(Thread.java:695)

– System Details –
Details:
Minecraft Version: 1.8.7
Operating System: Mac OS X (x86_64) version 10.10.3
CPU: 4x Intel(R) Core(TM) i5-4570R CPU @ 2.70GHz
Java Version: 1.6.0_65, Apple Inc.
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Apple Inc.
Memory: 144274680 bytes (137 MB) / 275922944 bytes (263 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: 13, tallocated: 95
Launched Version: 1.8.7
LWJGL: 2.9.2
OpenGL: ~_ERROR~ RuntimeException: No OpenGL context found in the current thread.
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because ARB_framebuffer_object is supported and separate blending is supported.
Shaders are available because OpenGL 2.1 is supported.
VBOs are available because OpenGL 1.5 is supported.

Using VBOs: No
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: [texture pack.zip]
Current Language: English (US)
Profiler Position: N/A (disabled)
--------------------------------------------------------------------------------------------------------
i have no clue what this means but hopefully someone can solve this issue asap and i can also play on all other servers