Hi Please can someone help me with a problem on my Phantom 4 advance plus. My front sensore aare working the wrong way around . If the drone is next to the wall it will give no alarm but if I move it away from the wall then it giving a alarm .I calibrated it a coupple of times and it did showed calibratoin succesful but the problem still stays . The drone was fine and it just happend suddenly on a take of .