crash. not sure why?- report included

Was on for about 2 minutes. didnt do anything in particular and have tried to play 4 times now and it come up with same crash report but each time it crashes after a minute or so. was working fine this morning.

Minecraft Crash Report ----
// Sorry 😞

Time: 22/06/16 16:31
Description: Server forgot to send required information to construct BlockEntity

java.lang.RuntimeException: Missing BlockEntity
at bqy.b(SourceFile:162)
at bqu.a(SourceFile:100)
at bqt.b(SourceFile:140)
at boh.a(SourceFile:913)
at bnz.a(SourceFile:1237)
at bnz.b(SourceFile:1171)
at bnz.a(SourceFile:1018)
at bcx.av(SourceFile:991)
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 bqy.b(SourceFile:162)

– BlockEntity missing instance data –
Details:
BlockState: minecraft:piston_extension[facing=west,type=normal]
Block coordinates: World: (-10165,69,-4068), Chunk: (at 11,4,12 in -636,-255; contains blocks -10176,0,-4080 to -10161,255,-4065), Region: (-20,-8; contains chunks -640,-256 to -609,-225, blocks -10240,0,-4096 to -9729,255,-3585)
Stacktrace:
at bqy.b(SourceFile:162)
at bqu.a(SourceFile:100)
at bqt.b(SourceFile:140)
at boh.a(SourceFile:913)
at bnz.a(SourceFile:1237)
at bnz.b(SourceFile:1171)

– Affected level –
Details:
Level name: MpServer
All players: 1 total; [bnn['JuliePoo'/9262, l='MpServer', x=-10168.55, y=69.00, z=-4063.07]]
Chunk stats: MultiplayerChunkCache: 289, 289
Level seed: 0
Level generator: ID 00 - default, ver 1. Features enabled: false
Level generator options:
Level spawn location: World: (1400,70,6200), Chunk: (at 8,4,8 in 87,387; contains blocks 1392,0,6192 to 1407,255,6207), Region: (2,12; contains chunks 64,384 to 95,415, blocks 1024,0,6144 to 1535,255,6655)
Level time: 175821 game time, 132318 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: 134 total; [bnn['JuliePoo'/9262, l='MpServer', x=-10168.55, y=69.00, z=-4063.07], zi['Zombie'/9472, l='MpServer', x=-10147.57, y=11.30, z=-4063.25], zi['Zombie'/9473, l='MpServer', x=-10147.70, y=12.54, z=-4064.04], zi['Zombie'/9474, l='MpServer', x=-10154.35, y=33.00, z=-4062.57], zn['Villager'/9475, l='MpServer', x=-10145.51, y=64.00, z=-4048.12], zi['Zombie'/9220, l='MpServer', x=-10143.30, y=11.04, z=-4063.70], zn['Villager'/9476, l='MpServer', x=-10145.50, y=64.00, z=-4051.08], zn['Villager'/9477, l='MpServer', x=-10145.51, y=64.00, z=-4052.36], zn['Villager'/9478, l='MpServer', x=-10157.08, y=69.00, z=-4056.50], xx['Armor Stand'/9223, l='MpServer', x=-10135.50, y=76.00, z=-4057.50], zn['Villager'/9479, l='MpServer', x=-10159.08, y=69.00, z=-4056.50], zn['Villager'/9224, l='MpServer', x=-10137.49, y=64.00, z=-4050.33], zn['Villager'/9480, l='MpServer', x=-10153.67, y=69.00, z=-4056.43], zn['Villager'/9225, l='MpServer', x=-10137.30, y=64.00, z=-4052.53], zn['Villager'/9481, l='MpServer', x=-10152.08, y=69.00, z=-4056.50], zn['Villager'/9226, l='MpServer', x=-10143.37, y=64.00, z=-4053.51], zn['Villager'/9482, l='MpServer', x=-10146.72, y=69.00, z=-4056.42], zn['Villager'/9227, l='MpServer', x=-10141.12, y=64.00, z=-4053.51], zn['Villager'/9483, l='MpServer', x=-10149.68, y=69.00, z=-4056.30], zn['Villager'/9228, l='MpServer', x=-10139.50, y=64.00, z=-4053.70], zi['Zombie'/9486, l='MpServer', x=-10131.28, y=11.00, z=-4043.53], zi['Zombie'/9230, l='MpServer', x=-10190.50, y=36.00, z=-4051.72], zn['Villager'/9487, l='MpServer', x=-10139.42, y=64.00, z=-4038.28], zi['Zombie'/9231, l='MpServer', x=-10187.79, y=36.00, z=-4051.45], zn['Villager'/9488, l='MpServer', x=-10137.50, y=64.00, z=-4041.08], zn['Villager'/9232, l='MpServer', x=-10182.46, y=65.00, z=-4052.49], zn['Villager'/9233, l='MpServer', x=-10179.42, y=69.00, z=-4058.49], zn['Villager'/9489, l='MpServer', x=-10138.08, y=64.00, z=-4043.08], zn['Villager'/9490, l='MpServer', x=-10137.30, y=64.00, z=-4044.33], zn['Villager'/9491, l='MpServer', x=-10137.50, y=64.00, z=-4047.08], zn['Villager'/9495, l='MpServer', x=-10143.69, y=64.00, z=-4036.49], zn['Villager'/9496, l='MpServer', x=-10143.02, y=64.00, z=-4036.49], zn['Villager'/9497, l='MpServer', x=-10145.40, y=64.00, z=-4041.93], zn['Villager'/9498, l='MpServer', x=-10145.62, y=64.00, z=-4042.75], zn['Villager'/9499, l='MpServer', x=-10145.70, y=64.00, z=-4044.33], zn['Villager'/9500, l='MpServer', x=-10145.70, y=64.00, z=-4046.09], zn['Villager'/9501, l='MpServer', x=-10145.50, y=64.00, z=-4039.08], zn['Villager'/9502, l='MpServer', x=-10166.50, y=69.00, z=-4055.08], zn['Villager'/9503, l='MpServer', x=-10166.40, y=69.00, z=-4056.21], zn['Villager'/9504, l='MpServer', x=-10166.44, y=69.00, z=-4052.40], zn['Villager'/9505, l='MpServer', x=-10164.38, y=69.00, z=-4056.46], zn['Villager'/9506, l='MpServer', x=-10170.44, y=69.00, z=-4053.58], zn['Villager'/9507, l='MpServer', x=-10169.67, y=69.00, z=-4051.43], zn['Villager'/9508, l='MpServer', x=-10170.70, y=69.00, z=-4056.28], zn['Villager'/9509, l='MpServer', x=-10170.70, y=69.00, z=-4058.30], zn['Villager'/9510, l='MpServer', x=-10172.67, y=69.00, z=-4060.96], zn['Villager'/9511, l='MpServer', x=-10171.08, y=69.00, z=-4060.50], zn['Villager'/9512, l='MpServer', x=-10171.93, y=69.00, z=-4060.30], zn['Villager'/9513, l='MpServer', x=-10172.71, y=69.00, z=-4060.30], zn['Villager'/9514, l='MpServer', x=-10160.25, y=69.00, z=-4056.54], zn['Villager'/9515, l='MpServer', x=-10172.30, y=72.00, z=-4054.37], zn['Villager'/9516, l='MpServer', x=-10172.39, y=72.00, z=-4050.08], zn['Villager'/9517, l='MpServer', x=-10175.35, y=69.00, z=-4061.08], zn['Villager'/9518, l='MpServer', x=-10172.56, y=72.00, z=-4049.30], zn['Villager'/9519, l='MpServer', x=-10174.93, y=69.00, z=-4060.41], zn['Villager'/9520, l='MpServer', x=-10175.55, y=69.00, z=-4060.30], wl['Sheep'/9265, l='MpServer', x=-10218.55, y=84.00, z=-4225.08], zi['Zombie'/9525, l='MpServer', x=-10198.51, y=34.00, z=-4024.28], yb['Painting'/9221, l='MpServer', x=-10129.50, y=73.50, z=-4058.97], yb['Painting'/9222, l='MpServer', x=-10133.00, y=77.50, z=-4055.97], wd['Chicken'/9285, l='MpServer', x=-10173.77, y=5.00, z=-4105.48], wd['Chicken'/9286, l='MpServer', x=-10174.47, y=5.00, z=-4102.99], zi['Zombie'/9287, l='MpServer', x=-10175.17, y=5.00, z=-4103.45], zn['Villager'/9288, l='MpServer', x=-10172.71, y=69.00, z=-4096.43], yb['Painting'/9229, l='MpServer', x=-10134.50, y=73.50, z=-4054.97], zi['Zombie'/9299, l='MpServer', x=-10181.50, y=5.00, z=-4090.50], zd['Skeleton'/9300, l='MpServer', x=-10177.50, y=49.00, z=-4089.50], zn['Villager'/9301, l='MpServer', x=-10183.92, y=69.00, z=-4083.41], zn['Villager'/9302, l='MpServer', x=-10178.74, y=69.00, z=-4083.58], zn['Villager'/9303, l='MpServer', x=-10182.08, y=69.00, z=-4083.50], yb['Painting'/9484, l='MpServer', x=-10127.03, y=78.00, z=-4049.00], zn['Villager'/9304, l='MpServer', x=-10184.44, y=69.00, z=-4081.41], zn['Villager'/9305, l='MpServer', x=-10176.73, y=69.00, z=-4081.06], yb['Painting'/9485, l='MpServer', x=-10127.03, y=73.50, z=-4048.50], yb['Painting'/9492, l='MpServer', x=-10131.00, y=74.00, z=-4047.03], yp['Creeper'/9313, l='MpServer', x=-10171.53, y=36.00, z=-4093.15], yb['Painting'/9493, l='MpServer', x=-10136.00, y=74.00, z=-4047.03], zd['Skeleton'/9314, l='MpServer', x=-10162.50, y=49.00, z=-4080.50], yb['Painting'/9494, l='MpServer', x=-10132.00, y=77.50, z=-4047.03], zd['Skeleton'/9315, l='MpServer', x=-10165.50, y=58.00, z=-4093.50], wr['Horse'/9316, l='MpServer', x=-10167.77, y=72.00, z=-4086.87], wr['Horse'/9317, l='MpServer', x=-10166.42, y=73.00, z=-4088.30], wr['Horse'/9318, l='MpServer', x=-10167.64, y=72.00, z=-4085.32], wr['Horse'/9319, l='MpServer', x=-10169.30, y=72.00, z=-4086.14], wr['Horse'/9320, l='MpServer', x=-10163.70, y=72.00, z=-4084.70], wr['Horse'/9321, l='MpServer', x=-10169.30, y=72.00, z=-4087.68], wr['Horse'/9322, l='MpServer', x=-10164.10, y=72.00, z=-4086.11], zn['Villager'/9323, l='MpServer', x=-10173.15, y=69.00, z=-4094.57], zn['Villager'/9324, l='MpServer', x=-10173.40, y=69.00, z=-4092.44], zn['Villager'/9325, l='MpServer', x=-10173.19, y=69.00, z=-4090.57], zn['Villager'/9326, l='MpServer', x=-10172.76, y=69.00, z=-4088.43], zn['Villager'/9327, l='MpServer', x=-10172.60, y=69.00, z=-4086.48], zn['Villager'/9328, l='MpServer', x=-10172.63, y=69.00, z=-4084.57], zn['Villager'/9329, l='MpServer', x=-10173.36, y=69.00, z=-4082.46], zn['Villager'/9330, l='MpServer', x=-10173.26, y=69.00, z=-4080.42], zn['Villager'/9331, l='MpServer', x=-10167.01, y=69.00, z=-4092.55], zn['Villager'/9332, l='MpServer', x=-10166.82, y=69.00, z=-4090.43], zn['Villager'/9333, l='MpServer', x=-10167.37, y=69.00, z=-4088.44], zn['Villager'/9334, l='MpServer', x=-10167.27, y=69.00, z=-4086.42], zn['Villager'/9335, l='MpServer', x=-10166.43, y=69.00, z=-4084.31], zn['Villager'/9336, l='MpServer', x=-10166.60, y=69.00, z=-4082.56], wl['Sheep'/9337, l='MpServer', x=-10162.93, y=72.00, z=-4081.44], wl['Sheep'/9338, l='MpServer', x=-10161.83, y=72.00, z=-4081.93], wl['Sheep'/9339, l='MpServer', x=-10158.87, y=72.00, z=-4081.49], wl['Sheep'/9340, l='MpServer', x=-10161.82, y=72.00, z=-4081.08], zn['Villager'/9341, l='MpServer', x=-10175.93, y=69.00, z=-4081.84], we['Cow'/9356, l='MpServer', x=-10144.21, y=72.00, z=-4080.58], zn['Villager'/9357, l='MpServer', x=-10181.00, y=69.00, z=-4078.30], zn['Villager'/9358, l='MpServer', x=-10181.74, y=69.00, z=-4078.54], zn['Villager'/9359, l='MpServer', x=-10181.29, y=69.00, z=-4071.43], zn['Villager'/9360, l='MpServer', x=-10184.70, y=69.00, z=-4072.93], zn['Villager'/9361, l='MpServer', x=-10184.54, y=69.00, z=-4075.70], zn['Villager'/9362, l='MpServer', x=-10183.29, y=69.00, z=-4071.50], wd['Chicken'/9364, l='MpServer', x=-10169.80, y=53.00, z=-4066.26], yk['item.item.egg'/9365, l='MpServer', x=-10169.13, y=53.00, z=-4066.20], zn['Villager'/9366, l='MpServer', x=-10175.58, y=69.00, z=-4078.75], zn['Villager'/9367, l='MpServer', x=-10167.36, y=69.00, z=-4079.52], zi['Zombie'/9368, l='MpServer', x=-10147.70, y=11.44, z=-4064.70], zi['Zombie'/9369, l='MpServer', x=-10147.11, y=11.02, z=-4064.70], wd['Chicken'/9370, l='MpServer', x=-10147.20, y=74.31, z=-4071.79], wd['Chicken'/9371, l='MpServer', x=-10145.80, y=74.21, z=-4071.75], wi['Pig'/9372, l='MpServer', x=-10153.46, y=72.00, z=-4074.22], wd['Chicken'/9373, l='MpServer', x=-10146.76, y=73.93, z=-4070.80], wi['Pig'/9374, l='MpServer', x=-10152.49, y=72.00, z=-4073.52], wd['Chicken'/9375, l='MpServer', x=-10145.80, y=73.91, z=-4071.27], wd['Chicken'/9376, l='MpServer', x=-10146.73, y=74.45, z=-4072.20], wd['Chicken'/9377, l='MpServer', x=-10146.26, y=74.17, z=-4070.80], wi['Pig'/9378, l='MpServer', x=-10153.93, y=72.00, z=-4072.08], we['Cow'/9379, l='MpServer', x=-10147.93, y=72.00, z=-4077.08], we['Cow'/9380, l='MpServer', x=-10147.51, y=72.00, z=-4080.94], we['Cow'/9381, l='MpServer', x=-10147.54, y=72.00, z=-4081.93], we['Cow'/9382, l='MpServer', x=-10144.56, y=72.00, z=-4077.57], aam['Arrow'/9386, l='MpServer', x=-10131.03, y=26.91, z=-4068.31], we['Cow'/9387, l='MpServer', x=-10146.90, y=72.00, z=-4077.51]]
Retry entities: 7 total; [wl['Sheep'/9265, l='MpServer', x=-10218.55, y=84.00, z=-4225.08], wk['Rabbit'/9266, l='MpServer', x=-10221.50, y=88.00, z=-4237.88], zi['Zombie'/9267, l='MpServer', x=-10224.50, y=63.00, z=-4235.50], zi['Zombie'/9268, l='MpServer', x=-10225.50, y=63.00, z=-4235.50], wk['Rabbit'/9269, l='MpServer', x=-10237.54, y=88.00, z=-4233.03], zi['Zombie'/9436, l='MpServer', x=-10215.50, y=22.00, z=-4210.50], wk['Rabbit'/9263, l='MpServer', x=-10232.69, y=63.00, z=-4198.82]]
Server brand: BungeeCord (git:BungeeCord-Bootstrap:1.9-SNAPSHOT:f569d7a:unknown) <- Paper
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: 1.10.1
Operating System: Windows 7 (amd64) version 6.1
Java Version: 1.8.0_25, Oracle Corporation
Java VM Version: Java HotSpot(TM) 64-Bit Server VM (mixed mode), Oracle Corporation
Memory: 176818240 bytes (168 MB) / 296038400 bytes (282 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: 13, tallocated: 95
Launched Version: 1.10.1
LWJGL: 2.9.4
OpenGL: AMD Radeon (TM) R9 200 Series GL version 4.5.13399 Compatibility Profile Context 15.200.1062.1004, ATI Technologies Inc.
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: Yes
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)
CPU: 6x AMD FX(tm)-6300 Six-Core Processor