Cannot join. The following mod event handlers are not identical between you and the server. This indicates that the following mods are not multiplayer (save/load) safe. (See the log file for more details):
mod-GhostWarnings
getting this when trying to join my dedicated server
Thanks for the report. I've found the bug and will fix soon, but as a quick workaround if you save then load on your server then you'll be able to join.