Had same problem, tried rebooting phone, rebooting mem "fortget" network, What worked is turning phone off, taking the simm card out for 2 seconds, put it back, turn phone on... Problem solved!!
Had same problem, tried rebooting phone, rebooting modem, "forget" network. What worked is turning phone off, taking the simm card out for 2 seconds, put it back and turn phone on...Problem solved!!