UE4 Debug [visual studio 2015?]

Hello

//edit, I guess the issue is with the ::TickDispatch (see the line on the pic). When the bug happens (server hangs) it wont work until I press a key in the server console (any?, like “R” key), this happens (like loads a lot of messages suddenly) and continues working…

https://s15.postimg.org/gxvxti0m3/ermm.png

The event Tick of the gamemode starts again, but there are some messages I dont know…
Original image lnk: https://postimg.org/image/e3ssg1yfr/

Is there a proper way to debug this? Blueprint Debugger’s call trace just spams with Event Tick so I can barely see anythig