I am trying to change my email address that I have registered using to a new gmail account, but I change the address and confirm it again, then click SAVE CHANGES and it tells me "The password you have entered does not match your current one. Please press the back button, enter the correct details and try again. Don't forget that the password is case sensitive. Forgotten your password? Click here!" I even tried entering my password in the top field but same error. any help woudl be appreciated.