after i uninstalled pocket divx from my 8525 it no longer recognises my mp3 files on my phone and now my phone no longer plays mp3's unless u manually search for them with media player cause other than this message comes up when u click a mp3

either it is not signed with a trusted certificate, or one off its components cannot be found. you might need to reinstall or retore this file

can some one please help me i jus want my mp3 ringtones back i even tried hard resetting it i jus want my windows media player to recognise the mp3's i had on my phone befoo pocket divx damaged my phone