xperia c 2305 Stuck at sony logo topic

Dear xdians

i installed the CWM recovery by the method given in this thread
http://forum.xda-developers.com/show...1&postcount=23

I went into recovery successfully and in wipe menu i formatted all the data i.e. Wipe Data, Dalvik Cache etc. Then I went back in main menu and reboot it but it could not statred and stucked in the Sony logo. Please help me to get rid of this.