Error code

I have tried to register my key in the meter but Error D2 is showing what do I do

I have tried to register my key in the meter but Error D2 is showing what do I do

Please follow the advice in this Bulb article: https://help.bulb.co.uk/hc/en-us/articles/360006306551-What-do-the-prepayment-meter-errors-mean-

Hi @Emmawinch1 I can see that you have since made a top up, so I assume it is working. I’m glad you got it sorted.