my phone model is sony ericsson xperia mini x10. model number is E10i. i use my phone without sim card through wifi. i used to watch youtube videos but from yesterday i am not able to watch because its saying "there is no network connection right now. please try again later".but rest of my browser is working through wifi but only if i open youtube video n browser or youtube app its showing no network connection.while wifi is working because i can browse anything i browse. plz can any one tel me solution for this as soon as possible?. i would be gratefull by your help.