Posting a console.log would help us! Repeat what you did and exit (if it doesn't crash you)Got to the located area your Blockland is and find console.log copy to desktop and go back here and post your console.log from desktop(Upload with "Additional Options..." and Choose File from Attach
It seems you are getting a bunch of errors on your add-ons, try hosting a server BL with no add-ons or music enabled
There's too many errors to go through and find, but major ones are Hatmod and New Dup.It seems that with Hatmod and Server prefs have stuff already existing (and Server prefs overwrite stuff)At the end of your console is a bucnh of stuff overwriting for a full whopping 579 lines! And it just ends with overwriting something else. So try starting the game with no add-ons and see if it still breaks
Didn't break.