Hopper: dk: Error while parsing: TranslatableComponent{key='death.attack.outOfWorld', args=[champion1000], siblings=[], style=Style{hasParent=false, color=nul

dk: Error while parsing: TranslatableComponent{key='death.attack.outOfWorld', args=[champion1000], siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null}}
	at dj.e(SourceFile:79)
	at dj.c(SourceFile:125)
	at net.minecraft.server.MinecraftServer.a(SourceFile:736)
	at hw.a(SourceFile:747)
	at hw.a(SourceFile:752)
	at kg.a(SourceFile:276)
	at ou.a(SourceFile:624)
	at uw.a(SourceFile:699)
	at kg.a(SourceFile:318)
	at ou.D(SourceFile:914)
	at oc.z(SourceFile:363)
	at ou.z(SourceFile:167)
	at oc.o_(SourceFile:279)
	at ou.o_(SourceFile:1167)
	at uw.o_(SourceFile:204)

---- Minecraft Crash Report ----
// I'm sorry, Dave.

Time: 20:30 06/09/13
Description: Ticking player

dk: Error while parsing: TranslatableComponent{key='death.attack.outOfWorld', args=[ofek_moyal], siblings=[], style=Style{hasParent=false, color=null, bold=null, italic=null, underlined=null, obfuscated=null}}
	at dj.e(SourceFile:79)
	at dj.c(SourceFile:125)
	at net.minecraft.server.MinecraftServer.a(SourceFile:736)
	at hw.a(SourceFile:747)
	at hw.a(SourceFile:752)
	at kg.a(SourceFile:276)
	at ou.a(SourceFile:624)
	at uw.a(SourceFile:699)
	at kg.a(SourceFile:318)
	at ou.D(SourceFile:914)
	at oc.z(SourceFile:363)
	at ou.z(SourceFile:167)
	at oc.o_(SourceFile:279)
	at ou.o_(SourceFile:1167)
	at uw.o_(SourceFile:204)
	at kg.h(SourceFile:192)
	at kl.a(SourceFile:195)
	at fd.a(SourceFile:136)
	at cv.b(SourceFile:64)
	at kl.e(SourceFile:63)
	at ko.b(SourceFile:37)
	at bnq.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:481)
	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
	at bnn.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
	at hr.run(SourceFile:575)
Caused by: java.util.FormatFlagsConversionMismatchException: Conversion = s, Flags =  
	at java.util.Formatter$FormatSpecifier.failMismatch(Unknown Source)
	at java.util.Formatter$FormatSpecifier.checkBadFlags(Unknown Source)
	at java.util.Formatter$FormatSpecifier.checkGeneral(Unknown Source)
	at java.util.Formatter$FormatSpecifier.<init>(Unknown Source)
	at java.util.Formatter.parse(Unknown Source)
	at java.util.Formatter.format(Unknown Source)
	at java.util.Formatter.format(Unknown Source)
	at java.lang.String.format(Unknown Source)
	at dj.e(SourceFile:76)
	... 26 more


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

-- Head --
Stacktrace:
	at dj.e(SourceFile:79)
	at dj.c(SourceFile:125)
	at net.minecraft.server.MinecraftServer.a(SourceFile:736)
	at hw.a(SourceFile:747)
	at hw.a(SourceFile:752)
	at kg.a(SourceFile:276)
	at ou.a(SourceFile:624)
	at uw.a(SourceFile:699)
	at kg.a(SourceFile:318)
	at ou.D(SourceFile:914)
	at oc.z(SourceFile:363)
	at ou.z(SourceFile:167)
	at oc.o_(SourceFile:279)
	at ou.o_(SourceFile:1167)
	at uw.o_(SourceFile:204)

-- Player being ticked --
Details:
	Entity Type: null (kg)
	Entity ID: 2226171
	Entity Name: ofek_moyal
	Entity's Exact location: -533.40, -212.87, -861.61
	Entity's Block location: World: (-534,-213,-862), Chunk: (at 10,-14,2 in -34,-54; contains blocks -544,0,-864 to -529,255,-849), Region: (-2,-2; contains chunks -64,-64 to -33,-33, blocks -1024,0,-1024 to -513,255,-513)
	Entity's Momentum: 0.00, -3.39, 0.00
Stacktrace:
	at kg.h(SourceFile:192)
	at kl.a(SourceFile:195)
	at fd.a(SourceFile:136)
	at cv.b(SourceFile:64)
	at kl.e(SourceFile:63)

-- Ticking connection --
Details:
	Connection: kl@1547843
Stacktrace:
	at ko.b(SourceFile:37)
	at bnq.b(SourceFile:84)
	at net.minecraft.server.MinecraftServer.t(SourceFile:481)
	at net.minecraft.server.MinecraftServer.s(SourceFile:398)
	at bnn.s(SourceFile:124)
	at net.minecraft.server.MinecraftServer.run(SourceFile:332)
	at hr.run(SourceFile:575)

-- System Details --
Details:
	Minecraft Version: 13w36b
	Operating System: Windows 7 (x86) version 6.1
	Java Version: 1.7.0_21, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 376494120 bytes (359 MB) / 795738112 bytes (758 MB) up to 1037959168 bytes (989 MB)
	JVM Flags: 2 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx1G
	AABB Pool Size: 566 (31696 bytes; 0 MB) allocated, 420 (23520 bytes; 0 MB) used
	IntCache: cache: 0, tcache: 0, allocated: 13, tallocated: 95
	Profiler Position: N/A (disabled)
	Vec3 Pool Size: 77 (4312 bytes; 0 MB) allocated, 39 (2184 bytes; 0 MB) used
	Player Count: 1 / 8; [kg['ofek_moyal'/2226171, l='עולם EEE', x=-533.40, y=-212.87, z=-861.61]]
	Type: Integrated Server (map_client.txt)
	Is Modded: Probably not. Jar signature remains and both client + server brands are untouched.