Banner's crash minecraft.

This is the crash report.
Time: 7/26/14 9:35 PM
Description: Registering texture

java.lang.IllegalArgumentException: Unknown image type 0
at java.awt.image.BufferedImage.<init>(Unknown Source)
at csa.a(SourceFile:40)
at csn.a(SourceFile:56)
at clu.a(SourceFile:122)
at clu.a(SourceFile:70)
at clu.a(SourceFile:22)
at cly.a(SourceFile:114)
at cly.a(SourceFile:107)
at chp.a(SourceFile:32)
at cop.a(SourceFile:98)
at cop.a(SourceFile:334)
at cop.b(SourceFile:368)
at bxd.a(SourceFile:249)
at bxd.a(SourceFile:107)
at bxv.a(SourceFile:36)
at bxr.a(SourceFile:548)
at cht.b(SourceFile:1007)
at brp.ar(SourceFile:896)
at brp.a(SourceFile:311)
at net.minecraft.client.main.Main.main(SourceFile:120)

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

– Head –
Stacktrace:
at java.awt.image.BufferedImage.<init>(Unknown Source)
at csa.a(SourceFile:40)

– Resource location being registered –
Details:
Resource location: minecraft:b15
Texture object class: csa
Stacktrace:
at csn.a(SourceFile:56)
at clu.a(SourceFile:122)
at clu.a(SourceFile:70)
at clu.a(SourceFile:22)

– Block Entity Details –
Details:
Name: Banner // bbf
Stacktrace:
at cly.a(SourceFile:114)
at cly.a(SourceFile:107)
at chp.a(SourceFile:32)
at cop.a(SourceFile:98)
at cop.a(SourceFile:334)

– Item being rendered –
Details:
Item Type: ajb@d97833e
Item Aux: 15
Item NBT: null
Item Foil: false
Stacktrace:
at cop.b(SourceFile:368)
at bxd.a(SourceFile:249)
at bxd.a(SourceFile:107)
at bxv.a(SourceFile:36)
at bxr.a(SourceFile:548)

– Screen render details –
Details:
Screen name: bxr
Mouse location: Scaled: (299, 153). Absolute: (598, 173)
Screen size: Scaled: (427, 240). Absolute: (854, 480). Scale factor of 2

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [cha['robertturtle'/0, l='MpServer', x=874.50, y=22.00, z=-4.50]]
Chunk stats: MultiplayerChunkCache: 81, 81
Level seed: 0
Level generator: ID 01 - flat, ver 0. Features enabled: false
Level generator options:
Level spawn location: 874.00,4.00,4.00 - World: (874,4,4), Chunk: (at 10,0,4 in 54,0; contains blocks 864,0,0 to 879,255,15), Region: (1,0; contains chunks 32,0 to 63,31, blocks 512,0,0 to 1023,255,511)
Level time: 574 game time, 574 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: 4 total; [afi['Slime'/122419, l='MpServer', x=942.31, y=22.02, z=-47.38], cha['robertturtle'/0, l='MpServer', x=874.50, y=22.00, z=-4.50], afi['Slime'/130120, l='MpServer', x=819.38, y=22.78, z=-54.19], afi['Slime'/31141, l='MpServer', x=801.94, y=23.16, z=-51.00]]
Retry entities: 0 total; []
Server brand: vanilla
Server type: Integrated singleplayer server
Stacktrace:
at ccz.a(SourceFile:308)
at brp.b(SourceFile:2254)
at brp.a(SourceFile:320)
at net.minecraft.client.main.Main.main(SourceFile:120)

– System Details –
Details:
Minecraft Version: 14w30c
Operating System: Windows Vista (amd64) version 6.0
Java Version: 1.6.0_13, Sun Microsystems Inc.
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Sun Microsystems Inc.
Memory: 316252072 bytes (301 MB) / 523501568 bytes (499 MB) up to 1060372480 bytes (1011 MB)
JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
Launched Version: 14w30c
LWJGL: 2.9.1
OpenGL: Intel Bear Lake B GL version 1.4.0 - Build 7.15.10.1472, Intel
GL Caps: Using GL 1.3 multitexturing.
Using GL 1.3 texture combiners.
Not using framebuffer objects because OpenGL 1.4 is not supported, EXT_blend_func_separate is supported, OpenGL 3.0 is not supported, ARB_framebuffer_object is not supported, and EXT_framebuffer_object is not supported.
Shaders are not available because OpenGL 2.1 is not supported, ARB_shader_objects is not supported, ARB_vertex_shader is not supported, and ARB_fragment_shader is not supported.
VBOs are available because ARB_vertex_buffer_object is supported.

Using VBOs: No
Is Modded: Probably not. Jar signature remains and client brand is untouched.
Type: Client (map_client.txt)
Resource Packs: []
Current Language: English (US)
Profiler Position: N/A (disabled)