sony LT26i. need to try 6 or 7 times to call a number before it connects

[palace777]

have fitted a genuine replacement battery as the old one was not holding a charge.thought this might be the cause of the problem,but still happening!

[_alexdon_]

Check if the same occurs in safe mode:

http://talk.sonymobile.com/t5/FAQ/How-to-boot-your-phone-into-safe-mode/m-p/348008