"FOUND THE PROBLEM !!! YEY!!!
I had two boards with same thing. It was the hardware after all. The 3.3v requlator was blown up for some reason i measured output of 1v spuld be 3.3v. I replaced the orginal TPS79133 to AMS1117 and works now! I attached…"

"Little bit results on the debugging....
I installed the his simulation software and everything is working fine. I can connect to mavlink. On terminal gyros etc are working. I can write and read waypoints.
Soon as i install the normal plane software…"

"I and others have similar problems with the new software version. Havent found yet a solution. Please check is it the same problem that in the link below.
http://diydrones.com/group/apmusergroup/forum/topics/apm-2-5-hangs-..."

"Same problem came to me today when i formated my computer and installed new software. I also tryed to install the hil simulator to apm and it connects just fine. Could the problem be that i installed the simulation software?
When i go to the…"