Server keeps on crashing

It keeps on crashing after I've tried doing many many things to try and fix it, here's the log link thingy-

https://mclo.gs/oNYaAid

Thank you, it works now! But do you have any suggestion for a replacement I could use instead of Mo' Ores and Tools? :o

Awh, that's okay. Thank you for helping me out anyway! Have a nice day!