Fault code P20BD reductant heater open circuit B

Hi have fault code coming up P20BD reductant heater B open circuit has anyone had this fault and solved I've heard the lines from tank to injector is common to go on these although it's on back order with skoda anyone in glasgow area help me out on my 2022 octavia 2.0 used as taxi done 51k miles cheers in advance don't want to go down the line of delete the adblue