I have Optimus from the time i bought it it has a problem. Its disconnecting card and after while it start to load it again .... I have done formating the card, defragmenting card and nothing helps. Now when its rooted and applications are on SD card anytime when its disconnect the card, non of this applications works till i restart the phone (taking out batttery).... When application starts its poping a window which says: Application LG desktop (procesandroid.proces.lghome) shut down. try it again