my xperia u no sim card problem

[dhesiree_19]

hi everyone... ive been using my xperia u for 2 weeks now...it works well but there is only 1 prob ive encountered... suddenly there is this "no sim card" msg appears on my phone,then it will automaticall restart. can anyone help me fix this pls?thanks

[Uliwooly]

get a new SIM card

[Jake-SonyXperia]

This could be related to a software glitch, this can occur when other applications crash. I would suggest a software repair first before purchasing a new SIM card.

http://www.sonymobile.com/global-en/tools/update-service/

Use the link above to achieve this task.

[fktoogood]

same problem with me i buy xperia u and this problem with my phone. i also update my phon on 4.0. Please help me if anyone have a solution.

Thank you

Message was edited by: fktoogood