Pasive mobs become invisible after the player dies & respawn

When i die & respawn, the pasive mobs become invisible, and i can't interact with them.

Here's the crash report:

[19:26:10] [Client thread/FATAL]: Reported exception thrown!
e: Manually triggered debug crash
	at ave.s(SourceFile:1588) ~[1.8.8.jar:?]
	at ave.av(SourceFile:889) ~[1.8.8.jar:?]
	at ave.a(SourceFile:325) [1.8.8.jar:?]
	at net.minecraft.client.main.Main.main(SourceFile:124) [1.8.8.jar:?]
Caused by: java.lang.Throwable
	... 4 more
---- Minecraft Crash Report ----
// Don't be sad. I'll do better next time, I promise!

Time: 03/08/15 07:26 PM
Description: Manually triggered debug crash

java.lang.Throwable
	at ave.s(SourceFile:1588)
	at ave.av(SourceFile:889)
	at ave.a(SourceFile:325)
	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 --
Stacktrace:
	at bdb.a(SourceFile:309)

-- Affected level --
Details:
	Level name: MpServer
	All players: 1 total; [bew['Stanford Pines'/267, l='MpServer', x=5,75, y=72,50, z=3,69]]
	Chunk stats: MultiplayerChunkCache: 289, 289
	Level seed: 0
	Level generator: ID 04 - customized, ver 0. Features enabled: false
	Level generator options: 
	Level spawn location: 12,00,64,00,8,00 - World: (12,64,8), Chunk: (at 12,4,8 in 0,0; contains blocks 0,0,0 to 15,255,15), Region: (0,0; contains chunks 0,0 to 31,31, blocks 0,0,0 to 511,255,511)
	Level time: 1971860 game time, 76395 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: 21 total; [bew['Stanford Pines'/267, l='MpServer', x=-11,67, y=71,50, z=-6,78], bew['Stanford Pines'/267, l='MpServer', x=-5,36, y=32,00, z=-15,50], uz['item.tile.flower1.dandelion'/291373, l='MpServer', x=9,16, y=71,00, z=6,25], bew['Stanford Pines'/267, l='MpServer', x=-0,16, y=71,00, z=-15,61], tn['Pollo'/233273, l='MpServer', x=-23,75, y=63,00, z=-19,13], bew['Stanford Pines'/267, l='MpServer', x=5,75, y=72,50, z=3,69], we['Zombi'/291468, l='MpServer', x=13,34, y=31,00, z=-24,66], vn['Creeper'/291466, l='MpServer', x=12,50, y=31,00, z=-25,50], vn['Creeper'/291467, l='MpServer', x=22,84, y=31,00, z=-22,53], vn['Creeper'/290989, l='MpServer', x=13,50, y=35,00, z=27,50], bew['Stanford Pines'/267, l='MpServer', x=8,07, y=71,00, z=6,27], wa['Esqueleto'/290515, l='MpServer', x=21,50, y=19,00, z=58,50], wi['Aldeano'/35545, l='MpServer', x=-2,94, y=69,00, z=15,50], tk['Murciélago'/287204, l='MpServer', x=-19,19, y=47,10, z=-1,38], tk['Murciélago'/287205, l='MpServer', x=-9,75, y=48,22, z=11,41], wd['Bruja'/291047, l='MpServer', x=12,50, y=29,00, z=-11,50], tk['Murciélago'/287203, l='MpServer', x=-9,11, y=47,43, z=15,63], uz['item.tile.flower1.dandelion'/291304, l='MpServer', x=7,19, y=71,00, z=5,13], wc['Araña'/273129, l='MpServer', x=-46,31, y=14,00, z=-7,72], tv['Oveja'/205549, l='MpServer', x=-23,63, y=63,00, z=-13,91], bew['Stanford Pines'/267, l='MpServer', x=2,70, y=73,00, z=-3,73]]
	Retry entities: 0 total; []
	Server brand: vanilla
	Server type: Integrated singleplayer server
Stacktrace:
	at bdb.a(SourceFile:309)
	at ave.b(SourceFile:2311)
	at ave.a(SourceFile:334)
	at net.minecraft.client.main.Main.main(SourceFile:124)

-- System Details --
Details:
	Minecraft Version: 1.8.8
	Operating System: Windows 8.1 (x86) version 6.3
	Java Version: 1.8.0_51, Oracle Corporation
	Java VM Version: Java HotSpot(TM) Client VM (mixed mode), Oracle Corporation
	Memory: 62451144 bytes (59 MB) / 404811776 bytes (386 MB) up to 523501568 bytes (499 MB)
	JVM Flags: 6 total; -XX:HeapDumpPath=MojangTricksIntelDriversForPerformance_javaw.exe_minecraft.exe.heapdump -Xmx512M -XX:+UseConcMarkSweepGC -XX:+CMSIncrementalMode -XX:-UseAdaptiveSizePolicy -Xmn128M
	IntCache: cache: 0, tcache: 0, allocated: 12, tallocated: 94
	Launched Version: 1.8.8
	LWJGL: 2.9.4
	OpenGL: GeForce GT 610/PCIe/SSE2 GL version 4.5.0 NVIDIA 353.30, NVIDIA Corporation
	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: 
	Current Language: Español (México)
	Profiler Position: N/A (disabled)
	CPU: 4x Intel(R) Core(TM) i3-3220 CPU @ 3.30GHz
#@!@# Game crashed! Crash report saved to: #@!@# C:\Users\Wrecker\AppData\Roaming\.minecraft\crash-reports\crash-2015-08-03_19.26.10-client.txt
AL lib: (EE) alc_cleanup: 1 device not closed
Java HotSpot(TM) Client VM warning: Using incremental CMS is deprecated and will likely be removed in a future release