Hi everyone. This me Sumit from Nepal. I had recently bought a drone.I had bought for learning to fly. When I was learning, it accidentally fall down and hit the road my house. Then I tried to fly but it didn't. The two rotors side by side works while other remains still and When the another two rotors that wasn't working starts to work the other two which was fine stops to work and remain still. What kind of problems is this? What should I do to repair this problem? Please help me get rid of this problem. Due the problem I was roaming in internet for several days and I found this site which I thought can help me. Therefore,I joined this site. Please help me out.