It is still producing this error even when I connect via ethernet cable to the internet.

0.000 2016-03-23 23:26:00; Factorio 0.12.29 (Build 17931, mac, steam)
0.000 Operating system: Mac OS X 10.11.3
0.000 Program arguments: "/Users/jimivine/Library/Application Support/Steam/steamapps/common ...

It didn't seem to be but i'll check and let you know if it still occurs after I've adjusted my connection settings. Thanks

Hi, I keep experiencing lots of random crashes when playing multiplayer. As of yet I haven't experience this problem in single player. I have noticed any behaviour that causes this error to occur, but here is the error log.

60.389 Warning Thread.cpp:42: Thread exception: Sendto failed: No buffer ...