My custom modpack server is crashing roughly every hour when players are online. ElecCore is the only mod that appears in the description of the crash. They only started 2-3 days ago although the server has been running for a week now.
crash-2017-03-12_14.08.12-server.txt
crash-2017-03-12_15.06.31-server.txt
crash-2017-03-12_16.04.24-server.txt
crash-2017-03-11_19.26.41-server.txt
crash-2017-03-11_20.30.07-server.txt
crash-2017-03-11_23.13.35-server.txt
If you need anything else, let me know.

You are using an outdated version, please reopen if you can reproduce this with version 409 :)