---- Minecraft Crash Report ----
// There are four lights!

Time: 04-01-14 15:39
Description: Rendering screen

java.lang.IllegalArgumentException: Modifier name cannot be empty
	at org.apache.commons.lang3.Validate.notEmpty(Validate.java:398)
	at sa.<init>(SourceFile:29)
	at xa.a(SourceFile:94)
	at abu.D(SourceFile:598)
	at abu.a(SourceFile:482)
	at beb.a(SourceFile:549)
	at bdn.a(SourceFile:166)
	at bee.a(SourceFile:30)
	at beb.a(SourceFile:531)
	at bmm.b(SourceFile:852)
	at azi.ah(SourceFile:787)
	at azi.f(SourceFile:711)
	at net.minecraft.client.main.Main.main(SourceFile:152)


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

-- Head --
Stacktrace:
	at org.apache.commons.lang3.Validate.notEmpty(Validate.java:398)
	at sa.<init>(SourceFile:29)
	at xa.a(SourceFile:94)
	at abu.D(SourceFile:598)
	at abu.a(SourceFile:482)
	at beb.a(SourceFile:549)
	at bdn.a(SourceFile:166)
	at bee.a(SourceFile:30)
	at beb.a(SourceFile:531)

-- Screen render details --
Details:
	Screen name: beb
	Mouse location: Scaled: (341, 223). Absolute: (682, 259)
	Screen size: Scaled: (683, 353). Absolute: (1366, 706). Scale factor of 2

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bkf['MathiasKimLuckow'/216, l='MpServer', x=1781,46, y=5,62, z=49,74]]
	Chunk stats: MultiplayerChunkCache: 625, 625
	Level seed: 0
	Level generator: ID 01 - flat, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: World: (1808,4,140), Chunk: (at 0,0,12 in 113,8; contains blocks 1808,0,128 to 1823,255,143), Region: (3,0; contains chunks 96,0 to 127,31, blocks 1536,0,0 to 2047,255,511)
	Level time: 1377608 game time, 128802 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: 181 total; [ux['Chicken'/1, l='MpServer', x=1733,44, y=4,00, z=55,41], xm['Villager'/3, l='MpServer', x=1735,66, y=4,00, z=68,59], ux['Chicken'/5, l='MpServer', x=1751,38, y=4,00, z=-28,44], ux['Chicken'/7, l='MpServer', x=1772,44, y=4,00, z=128,59], ux['Chicken'/9, l='MpServer', x=1785,47, y=4,00, z=42,47], ve['Cat'/10, l='MpServer', x=1790,75, y=4,00, z=77,31], ve['Cat'/11, l='MpServer', x=1792,00, y=4,00, z=80,16], ve['Cat'/12, l='MpServer', x=1788,72, y=4,00, z=75,03], ux['Chicken'/15, l='MpServer', x=1799,56, y=4,00, z=-21,56], rh['Experience Orb'/2185, l='MpServer', x=1774,53, y=2,25, z=65,81], ux['Chicken'/17, l='MpServer', x=1790,56, y=4,00, z=11,59], rh['Experience Orb'/2184, l='MpServer', x=1774,75, y=2,25, z=65,81], ux['Chicken'/19, l='MpServer', x=1802,94, y=4,00, z=112,22], ux['Chicken'/18, l='MpServer', x=1803,75, y=4,00, z=108,19], ux['Chicken'/21, l='MpServer', x=1805,09, y=4,00, z=109,09], ux['Chicken'/20, l='MpServer', x=1803,63, y=4,00, z=109,75], ux['Chicken'/23, l='MpServer', x=1803,25, y=4,00, z=115,91], ux['Chicken'/22, l='MpServer', x=1806,19, y=4,00, z=112,81], ux['Chicken'/25, l='MpServer', x=1806,91, y=4,00, z=108,09], ux['Chicken'/24, l='MpServer', x=1802,09, y=4,00, z=114,13], ux['Chicken'/27, l='MpServer', x=1805,78, y=4,00, z=115,13], ux['Chicken'/26, l='MpServer', x=1806,53, y=4,00, z=115,56], ux['Chicken'/29, l='MpServer', x=1804,59, y=4,00, z=111,66], ux['Chicken'/28, l='MpServer', x=1806,59, y=4,00, z=114,19], ux['Chicken'/31, l='MpServer', x=1805,94, y=4,00, z=112,31], ux['Chicken'/30, l='MpServer', x=1803,22, y=4,00, z=115,38], ux['Chicken'/34, l='MpServer', x=1802,09, y=4,00, z=115,91], ux['Chicken'/35, l='MpServer', x=1806,47, y=4,00, z=114,69], ux['Chicken'/32, l='MpServer', x=1802,09, y=4,00, z=111,34], ux['Chicken'/33, l='MpServer', x=1802,97, y=4,00, z=111,16], ux['Chicken'/38, l='MpServer', x=1804,03, y=4,00, z=114,69], ux['Chicken'/39, l='MpServer', x=1804,25, y=4,00, z=115,56], ux['Chicken'/36, l='MpServer', x=1804,19, y=4,00, z=113,09], ux['Chicken'/37, l='MpServer', x=1803,25, y=4,00, z=108,09], ux['Chicken'/42, l='MpServer', x=1802,47, y=4,00, z=114,78], ux['Chicken'/43, l='MpServer', x=1802,09, y=4,00, z=112,84], ux['Chicken'/40, l='MpServer', x=1803,97, y=4,00, z=112,47], wb['item.item.egg'/2225, l='MpServer', x=1732,84, y=4,13, z=53,94], ux['Chicken'/41, l='MpServer', x=1805,28, y=4,00, z=115,53], ux['Chicken'/46, l='MpServer', x=1802,09, y=4,00, z=112,53], ux['Chicken'/47, l='MpServer', x=1805,38, y=4,00, z=114,16], wb['item.item.egg'/2228, l='MpServer', x=1842,81, y=4,13, z=29,97], ux['Chicken'/44, l='MpServer', x=1802,09, y=4,00, z=111,75], ux['Chicken'/45, l='MpServer', x=1805,81, y=4,00, z=115,91], ux['Chicken'/51, l='MpServer', x=1802,09, y=4,00, z=110,19], ux['Chicken'/50, l='MpServer', x=1806,16, y=4,00, z=115,53], ux['Chicken'/49, l='MpServer', x=1802,09, y=4,00, z=115,47], ux['Chicken'/48, l='MpServer', x=1805,19, y=4,00, z=112,03], wb['item.item.egg'/2223, l='MpServer', x=1804,41, y=4,13, z=110,56], ux['Chicken'/55, l='MpServer', x=1805,09, y=4,00, z=108,09], ux['Chicken'/54, l='MpServer', x=1806,91, y=4,00, z=109,44], ux['Chicken'/53, l='MpServer', x=1805,75, y=4,00, z=108,47], ux['Chicken'/52, l='MpServer', x=1803,19, y=4,00, z=111,66], ux['Chicken'/59, l='MpServer', x=1802,63, y=4,00, z=114,19], ux['Chicken'/58, l='MpServer', x=1802,81, y=4,00, z=115,41], ux['Chicken'/57, l='MpServer', x=1806,06, y=4,00, z=109,63], ux['Chicken'/56, l='MpServer', x=1806,19, y=4,00, z=113,75], ux['Chicken'/63, l='MpServer', x=1805,88, y=4,00, z=111,81], ux['Chicken'/62, l='MpServer', x=1805,16, y=4,00, z=110,88], ux['Chicken'/61, l='MpServer', x=1803,69, y=4,00, z=113,66], ux['Chicken'/60, l='MpServer', x=1805,47, y=4,00, z=111,34], ux['Chicken'/68, l='MpServer', x=1806,41, y=4,00, z=111,84], ux['Chicken'/69, l='MpServer', x=1806,53, y=4,00, z=108,09], ux['Chicken'/70, l='MpServer', x=1805,03, y=4,00, z=114,53], ux['Chicken'/71, l='MpServer', x=1805,09, y=4,00, z=108,53], ux['Chicken'/64, l='MpServer', x=1806,16, y=4,00, z=108,63], ux['Chicken'/65, l='MpServer', x=1806,91, y=4,00, z=109,06], ux['Chicken'/66, l='MpServer', x=1805,16, y=4,00, z=113,75], ux['Chicken'/67, l='MpServer', x=1804,34, y=4,00, z=111,09], ux['Chicken'/76, l='MpServer', x=1802,84, y=4,00, z=113,16], ux['Chicken'/77, l='MpServer', x=1803,44, y=4,00, z=110,72], ux['Chicken'/78, l='MpServer', x=1806,91, y=4,00, z=114,19], ux['Chicken'/79, l='MpServer', x=1806,47, y=4,00, z=111,38], ux['Chicken'/72, l='MpServer', x=1802,09, y=4,00, z=109,44], ux['Chicken'/73, l='MpServer', x=1804,69, y=4,00, z=115,91], ux['Chicken'/74, l='MpServer', x=1802,09, y=4,00, z=114,53], ux['Chicken'/75, l='MpServer', x=1804,09, y=4,00, z=110,53], ux['Chicken'/85, l='MpServer', x=1805,97, y=4,00, z=114,72], ux['Chicken'/84, l='MpServer', x=1805,22, y=4,00, z=110,22], ux['Chicken'/87, l='MpServer', x=1804,66, y=4,00, z=115,47], ux['Chicken'/86, l='MpServer', x=1803,59, y=4,00, z=114,69], ux['Chicken'/81, l='MpServer', x=1805,69, y=4,00, z=109,81], ux['Chicken'/80, l='MpServer', x=1805,97, y=4,00, z=111,25], ux['Chicken'/83, l='MpServer', x=1803,19, y=4,00, z=109,47], ux['Chicken'/82, l='MpServer', x=1806,56, y=4,00, z=108,75], ux['Chicken'/93, l='MpServer', x=1806,63, y=4,00, z=112,91], ux['Chicken'/92, l='MpServer', x=1806,91, y=4,00, z=114,81], ux['Chicken'/95, l='MpServer', x=1805,31, y=4,00, z=115,06], ux['Chicken'/94, l='MpServer', x=1806,84, y=4,00, z=113,34], ux['Chicken'/89, l='MpServer', x=1804,38, y=4,00, z=114,09], ux['Chicken'/88, l='MpServer', x=1802,09, y=4,00, z=108,09], ux['Chicken'/91, l='MpServer', x=1805,88, y=4,00, z=114,22], ux['Chicken'/90, l='MpServer', x=1803,53, y=4,00, z=112,41], ux['Chicken'/102, l='MpServer', x=1806,91, y=4,00, z=110,78], ux['Chicken'/103, l='MpServer', x=1805,41, y=4,00, z=114,63], ux['Chicken'/100, l='MpServer', x=1806,19, y=4,00, z=108,09], ux['Chicken'/101, l='MpServer', x=1802,09, y=4,00, z=110,56], ux['Chicken'/98, l='MpServer', x=1803,78, y=4,00, z=115,22], ux['Chicken'/99, l='MpServer', x=1806,47, y=4,00, z=110,81], ux['Chicken'/96, l='MpServer', x=1804,59, y=4,00, z=114,69], ux['Chicken'/97, l='MpServer', x=1806,91, y=4,00, z=115,91], ux['Chicken'/110, l='MpServer', x=1802,91, y=4,00, z=108,84], ux['Chicken'/111, l='MpServer', x=1806,91, y=4,00, z=113,81], ux['Chicken'/108, l='MpServer', x=1805,25, y=4,00, z=109,53], ux['Chicken'/109, l='MpServer', x=1803,06, y=4,00, z=110,16], ux['Chicken'/107, l='MpServer', x=1803,03, y=4,00, z=114,88], ux['Chicken'/105, l='MpServer', x=1802,09, y=4,00, z=109,81], ux['Chicken'/119, l='MpServer', x=1803,94, y=4,00, z=114,06], ux['Chicken'/118, l='MpServer', x=1802,88, y=4,00, z=108,09], ux['Chicken'/117, l='MpServer', x=1803,94, y=4,00, z=115,91], ux['Chicken'/116, l='MpServer', x=1806,16, y=4,00, z=113,25], ux['Chicken'/115, l='MpServer', x=1802,09, y=4,00, z=108,44], ux['Chicken'/114, l='MpServer', x=1802,56, y=4,00, z=108,63], ux['Chicken'/113, l='MpServer', x=1806,25, y=4,00, z=115,16], ux['Chicken'/112, l='MpServer', x=1804,22, y=4,00, z=108,09], ux['Chicken'/127, l='MpServer', x=1806,59, y=4,00, z=115,91], ux['Chicken'/126, l='MpServer', x=1806,44, y=4,00, z=110,47], ux['Chicken'/125, l='MpServer', x=1803,19, y=4,00, z=114,09], ux['Chicken'/124, l='MpServer', x=1805,06, y=4,00, z=115,91], ux['Chicken'/123, l='MpServer', x=1804,19, y=4,00, z=109,22], ux['Chicken'/122, l='MpServer', x=1806,16, y=4,00, z=109,25], ux['Chicken'/121, l='MpServer', x=1803,25, y=4,00, z=108,63], ux['Chicken'/120, l='MpServer', x=1802,47, y=4,00, z=115,91], ux['Chicken'/137, l='MpServer', x=1805,81, y=4,00, z=108,09], ux['Chicken'/136, l='MpServer', x=1802,44, y=4,00, z=115,34], ux['Chicken'/139, l='MpServer', x=1805,66, y=4,00, z=113,53], ux['Chicken'/138, l='MpServer', x=1804,75, y=4,00, z=110,34], ux['Chicken'/141, l='MpServer', x=1802,09, y=4,00, z=114,94], ux['Chicken'/140, l='MpServer', x=1803,69, y=4,00, z=109,34], ux['Chicken'/143, l='MpServer', x=1804,69, y=4,00, z=108,09], ux['Chicken'/142, l='MpServer', x=1802,09, y=4,00, z=113,25], ux['Chicken'/129, l='MpServer', x=1805,44, y=4,00, z=112,56], ux['Chicken'/128, l='MpServer', x=1803,25, y=4,00, z=113,25], ux['Chicken'/131, l='MpServer', x=1806,84, y=4,00, z=109,97], ux['Chicken'/130, l='MpServer', x=1806,91, y=4,00, z=108,44], ux['Chicken'/133, l='MpServer', x=1805,09, y=4,00, z=111,31], ux['Chicken'/132, l='MpServer', x=1806,91, y=4,00, z=115,19], ux['Chicken'/135, l='MpServer', x=1803,63, y=4,00, z=115,91], ux['Chicken'/134, l='MpServer', x=1804,91, y=4,00, z=115,13], xm['Villager'/2322, l='MpServer', x=1777,22, y=4,00, z=32,41], ux['Chicken'/153, l='MpServer', x=1804,75, y=4,00, z=109,25], ux['Chicken'/154, l='MpServer', x=1806,91, y=4,00, z=111,16], ux['Chicken'/155, l='MpServer', x=1806,91, y=4,00, z=111,63], ux['Chicken'/156, l='MpServer', x=1804,19, y=4,00, z=115,16], wb['item.item.egg'/2053, l='MpServer', x=1802,75, y=4,13, z=109,75], ux['Chicken'/157, l='MpServer', x=1805,53, y=4,00, z=108,81], ux['Chicken'/158, l='MpServer', x=1805,47, y=4,00, z=108,09], ux['Chicken'/159, l='MpServer', x=1806,91, y=4,00, z=112,06], ux['Chicken'/144, l='MpServer', x=1802,88, y=4,00, z=113,59], ux['Chicken'/145, l='MpServer', x=1804,59, y=4,00, z=113,69], ux['Chicken'/146, l='MpServer', x=1802,53, y=4,00, z=108,09], ux['Chicken'/147, l='MpServer', x=1802,09, y=4,00, z=113,72], wb['item.item.egg'/2335, l='MpServer', x=1786,16, y=4,13, z=40,50], ux['Chicken'/148, l='MpServer', x=1802,09, y=4,00, z=110,97], ux['Chicken'/149, l='MpServer', x=1802,09, y=4,00, z=112,13], ux['Chicken'/150, l='MpServer', x=1802,47, y=4,00, z=113,63], ux['Chicken'/151, l='MpServer', x=1802,84, y=4,00, z=115,91], ux['Chicken'/171, l='MpServer', x=1802,63, y=4,00, z=109,22], ux['Chicken'/170, l='MpServer', x=1803,34, y=4,00, z=108,94], ux['Chicken'/169, l='MpServer', x=1805,03, y=4,00, z=113,34], ux['Chicken'/168, l='MpServer', x=1804,72, y=4,00, z=109,78], wb['item.item.spiderEye'/2103, l='MpServer', x=1775,59, y=4,13, z=82,72], wb['item.item.string'/2102, l='MpServer', x=1775,84, y=4,13, z=82,59], ux['Chicken'/173, l='MpServer', x=1802,09, y=4,00, z=109,03], ux['Chicken'/172, l='MpServer', x=1806,91, y=4,00, z=115,56], ux['Chicken'/163, l='MpServer', x=1805,44, y=4,00, z=115,91], ux['Chicken'/162, l='MpServer', x=1805,75, y=4,00, z=115,47], ux['Chicken'/161, l='MpServer', x=1803,59, y=4,00, z=112,81], ux['Chicken'/160, l='MpServer', x=1804,28, y=4,00, z=115,91], ux['Chicken'/167, l='MpServer', x=1803,09, y=4,00, z=112,75], ux['Chicken'/166, l='MpServer', x=1806,91, y=4,00, z=112,44], ux['Chicken'/165, l='MpServer', x=1804,78, y=4,00, z=114,13], ux['Chicken'/164, l='MpServer', x=1806,19, y=4,00, z=115,91], ux['Chicken'/205, l='MpServer', x=1844,41, y=4,00, z=30,44], wb['item.item.egg'/1973, l='MpServer', x=1803,50, y=4,13, z=112,19], ux['Chicken'/207, l='MpServer', x=1855,44, y=4,00, z=53,56], rh['Experience Orb'/2128, l='MpServer', x=1774,72, y=4,25, z=85,25], wb['item.item.egg'/2383, l='MpServer', x=1790,63, y=4,13, z=12,69], bkf['MathiasKimLuckow'/216, l='MpServer', x=1781,46, y=5,62, z=49,74], rh['Experience Orb'/2126, l='MpServer', x=1771,81, y=4,25, z=80,09], rh['Experience Orb'/2127, l='MpServer', x=1774,59, y=4,25, z=81,22]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bka.a(SourceFile:289)
	at azi.b(SourceFile:1952)
	at azi.f(SourceFile:720)
	at net.minecraft.client.main.Main.main(SourceFile:152)

-- System Details --
Details:
	Minecraft Version: 1.7.4
	Operating System: Windows 7 (amd64) version 6.1
	Java Version: 1.7.0_25, Oracle Corporation
	Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
	Memory: 120949704 bytes (115 MB) / 227868672 bytes (217 MB) up to 954466304 bytes (910 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 4455 (249480 bytes; 0 MB) allocated, 2230 (124880 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 0, tallocated: 0
	Launched Version: 1.7.4-mcpatcher
	LWJGL: 2.9.1
	OpenGL: AMD Radeon HD 6320 Graphics   GL version 4.1.10834 Compatibility Profile Context, ATI Technologies Inc.
	GL Caps: Using GL 1.3 multitexturing.
Using framebuffer objects because OpenGL 3.0 is supported and separate blending is supported.
Anisotropic filtering is supported and maximum anisotropy is 16.
Shaders are available because OpenGL 2.1 is supported.

	Is Modded: Very likely; Jar signature invalidated
	Type: Client (map_client.txt)
	Resource Packs: [Custom Default]
	Current Language: English (US)
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 779 (43624 bytes; 0 MB) allocated, 408 (22848 bytes; 0 MB) used
	Anisotropic Filtering: Off (1)