"It was an structural problem (the carbon beam was partialy broken) added to bad connection in the ESC. The solution has been a new frame and new ESC. 

However, now I have problems with take off (I attach the log). When I do a handing launching the…"

"I am having a little different problem. I can connect but it is very slow and then, when connection is finished the motion in MP is really slow again. I lost a lot of packets I have aprox. 30-40% of link health.
I am trying to connect at 10 meters…"

"I have the same problem with ELEVON_OUTPUT (the new sytyle) with a X-6 Skywalker. The first time appeared the problem because there was slop in my elevon linkages. But a few days later I have registered the same problem, and now I sure that the…"

"I have a question:

When I fly with my quad on regions of positive inclination (east), the rotor works great. However when I fly on regions of negative inclinations (west), the rotor starts getting into the toilet bowl.
This problem could be…"

"I have one question:
 
If I've FS_GPS enabled, when I arm the copter (indoor, with no GPS fix) at the beginning the motors run and 0,1 sec later its stop. If I've FS_GPS disabled this doesn't occur.
 
This could be a bug? How can I fix this?
 
Thank…"

"Can you solved the problem? how? I've the same problem, but I've XBEE PRO 868.
Any suggestion?
Thank's for all."