I am not sure if this is any help but I was testing the server for 15w44b and it suddenly crashed. I thought this may help. I will attach the crash report. I hope this helps
MC-92098
Server Crash
Resolved
Duplicate
0
Electromaster
(Unassigned)
Unconfirmed
Minecraft 15w44b
Retrieved
⚠️ Please do not mark issues as private, unless your bug report is an exploit or contains information about your username or server.
Thank you for your report.
However, your ticket has been resolved as a duplicate.
This issue has been linked to the original bugreport: MC-63590. You can find or add further information on that report.
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