remote service stopped

[AC Question]

im user of htc 826 blue lagoon model pop up message is displayed saying that remote service is stopped,my music player is also not working,not detecting sim card also not showing me imie number it is unkown please help me to resolve this probem

 

[B. Diddy]

Welcome to Android Central! Did this suddenly occur, or has the IMEI always been unknown? Did you root the phone? Does it persist after reboot?