Sequence of actions and responses to reproduce the error:After account login:Page = https://myaccount.agl.com.au/overview Select "Change energy plan" Result = https://www.agl.com.au/apps/confirm/?app-config=productswap&cidi=B100527&swap-type=change#/ Select "Electricity" plan option + "No" ... medical or life support..." option + "Continue" buttonResult = https://www.agl.com.au/get-connected/electricity-gas-plans/nsw/change-plans?isFromProductSwapPage=true&hasElec=true&hasGas=false&customerType ...