1.2tdi gearbox

Hello, does anyone know what this could be? My Audi A2 1.2 TDI started normally, I put it in R and left the garage without any problems. I closed the gate, got in the car and put it in D. I hit the gas and nothing. No gear can be engaged anymore. The car remained in neutral. The gas does...

Dear all, My gearbox was working fine. I parked the car, removed the negative battery connector (I have a current leak since a long time and with the recent very cold weather, in Switzerland, the battery discharges too quick) and went home. A few hours later, I connected back the battery and...