Fixed or do not fix it's your choice.
Fill 6x6x1 chest block, if all right you should be see a large chest and many invisible chests, uses mods clear that in a time. Then got crashed.
Doesn't matter game mode.
Linked issues
duplicates 1
Attachments
Comments 2
Duplicate of MC-3339.
Based on a crash report provided in this issue, I believe with high certainty that this report may be a duplicate of MC-4177. If I am wrong, please go yell at Dinnerbone.