My phone is not working since yesterday night .It is showing a message "SIM CARD REGISTRATION FAILED". I have been using this phone since one year. I tried from a Land line no. andthecall did not get connected to customer care. Now my phone is disabled and am in a situation where thee is no other way t call vodafone . i contacted them by E-Mail and the response is we will get back to you in 2 days!