i am trying to unroot my droid using adb. i nandroided back to a stock frg22d with root. here what i type that doesnt work. cd cd c:\androidsdk\tools\ adb shell $ su # rm /system/app/superuser.apk its says its a read only file so then i treid adb shell $ su # rm -r /system/app/superuser.apk but when i try that it says superuser.apk doesnt exxist i typed the same commands 1 week agao to unroot and it worked. i dont know what happened now.