Scoreboard tablist colors breaking

Please force a crash, by pressing F3+C for 10 seconds, and attach it here.

Minecraft Crash Report ----
// Quite honestly, I wouldn't worry myself about that.

Time: 04/09/16 07:58
Description: Manually triggered debug crash

java.lang.Throwable
at bcx.az(SourceFile:1705)
at bcx.t(SourceFile:1626)
at bcx.av(SourceFile:968)
at bcx.a(SourceFile:396)
at net.minecraft.client.main.Main.main(SourceFile:124)

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

– Head –
Thread: Client thread
Stacktrace:
at bcx.az(SourceFile:1705)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bnn['Curtis73'/19279210, l='MpServer', x=2023.96, y=14.00, z=169.70]]
Chunk stats: MultiplayerChunkCache: 225, 225
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: World: (90,4,-42), Chunk: (at 10,0,6 in 5,-3; contains blocks 80,0,-48 to 95,255,-33), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
Level time: 149230105 game time, 333356406 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: creative (ID 1). Hardcore: false. Cheats: false
Forced entities: 12 total; [bnn['Curtis73'/19279210, l='MpServer', x=2023.96, y=14.00, z=169.70], yb['Painting'/19279214, l='MpServer', x=1998.03, y=23.50, z=315.50], yb['Painting'/19297372, l='MpServer', x=2032.00, y=18.50, z=321.03], yb['Painting'/19297371, l='MpServer', x=2030.97, y=18.50, z=326.50], yb['Painting'/19279218, l='MpServer', x=1984.03, y=23.50, z=315.50], yb['Painting'/19297373, l='MpServer', x=2032.97, y=18.50, z=323.50], yb['Painting'/19296669, l='MpServer', x=1984.03, y=23.50, z=315.50], yb['Painting'/19296665, l='MpServer', x=1998.03, y=23.50, z=315.50], yb['Painting'/19296669, l='MpServer', x=1984.03, y=23.50, z=315.50], yb['Painting'/19296670, l='MpServer', x=1974.97, y=22.00, z=316.00], yb['Painting'/19296667, l='MpServer', x=1996.97, y=26.50, z=316.00], yb['Painting'/19296664, l='MpServer', x=1999.00, y=19.00, z=316.03]]
Retry entities: 0 total; []
Server brand: Spigot
Server type: Non-integrated multiplayer server
Stacktrace:
at bln.a(SourceFile:364)
at bcx.b(SourceFile:2535)
at bcx.a(SourceFile:405)
at net.minecraft.client.main.Main.main(SourceFile:124)

– System Details –
Details:
Minecraft Version: 1.10.2
Operating System: Windows 8.1 (amd64) version 6.3
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 176236168 bytes (168 MB) / 317161472 bytes (302 MB) up to 4281597952 bytes (4083 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx4G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 1.10.2
LWJGL: 2.9.4
OpenGL: Intel(R) HD Graphics 2500 GL version 4.0.0 - Build 10.18.10.4276, Intel
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Using framebuffer objects because OpenGL 3.0 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: PotterCraft Resource Pack (Official 1.10).zip (incompatible)
Current Language: English (United Kingdom)
Profiler Position: N/A (disabled)
CPU: 4x Intel(R) Core(TM) i3-3240 CPU @ 3.40GHz

You're using a modified seever, therefor this is invalid.