PRODUCTNAME_S_00) cannot connect to your desk phone because the sign-in address on the desk phone does not match the ($PRODUCTNAME_S_00) ...

($PRODUCTNAME_S_00) cannot connect to your desk phone because the sign-in address on the desk phone does not match the ($PRODUCTNAME_S_00) sign-in address on your computer. Sign out and sign back in to ($PRODUCTNAME_S_00) using the network logon information from your phone, or switch the sign-in address on your desk phone.