FTB One server wont start fully

[sophienix]

Modpack

FTB One

Modpack version

2.8.3

Log Files

debug.log

Describe the bug

when i start up the server it stops processing but stays open in the console i have even waited over 5 minutes and nothing happened just showed a java error but did not crash

Steps to reproduce

1.intall a fresh version 2.8.3 2.start it

Expected behaviour

suppose to finish starting but it did not

Screenshots

Additional information

i have never had any problems with starting any ftb servers on my server hosting device

[Lycerd]

My server has a similar error:

[Gaz492]

Removing the embeddium mod from the server should resolve your issue.