Put the summary of the bug you're having here
What I expected to happen was...:
Play on server
What actually happened was...:
game crashed
Steps to Reproduce:
1. load Minecraft
2. ...start on server
3. ...game crashes
Related issues
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Please attach the crash report ([minecraft|http://hopper.minecraft.net/help/finding-minecraft-data-folder]/crash-reports/crash-<DATE>-client.txt
), otherwise we can not diagnose this issue.
For technical support please use the Mojang Support Center.
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please help this sucks I just want to play minecraft

-- BlockEntity missing instance data --
Details:
BlockState: minecraft:chest[facing=south]
Block coordinates: World: (91,31,-89), Chunk: (at 11,1,7 in 5,-6; contains blocks 80,0,-96 to 95,255,-81), Region: (0,-1; contains chunks 0,-32 to 31,-1, blocks 0,0,-512 to 511,255,-1)
It seems to be yet another Block Entity, and yet another chest.

so how do I fix it? please help.

Update your game to 1.10.2.

oh ok thanks