Can not login the MyDeposits to get my deposit

Hi, my landload release the deposit, I received the email from the MyDeposits, but after I click the login button, and input my email , I got this error message:

It looks like this email address belongs to another user. Please use another email address or click the link below to log in with your mydeposits Custodial username and password.

how should I do to log in to take my depost?

Why not call them and ask.