[Nexus One General] halfsight:
Ok, so here goes my shot I have already done this successfully:

C:\android-sdk-windows\tools>adb devices
List of devices attached
HT9CPP802487 device

C:\android-sdk-windows\tools>adb remount
remount succeeded

C:\android-sdk-windows\tools>adb shell rm /system/build.prop

C:\android-sdk-windows\tools>adb push froyo.prop /system/build.prop
171 KB/s (2462 bytes in 0.014s)

C:\android-sdk-windows\tools>adb shell reboot

C:\android-sdk-windows\tools>adb shell
# su
su
# pm setInstallLocation 2
pm setInstallLocation 2
# reboot
reboot

C:\android-sdk-windows\tools>adb shell
# cd /data/app
cd /data/app
# for app in *.apk; do pm install -r $app; done
for app in *.apk; do pm install -r $app; done
pkg: br.livroandroid.widget.contatos-1.apk
Success
pkg: bz.ktk.bubble-1.apk
Success
pkg: cmupdaterapp.ui-1.apk
Success
pkg: com.adobe.flashplayer-1.apk
Success
pkg: com.amazon.mShop.android-1.apk
Success
pkg: com.android.app.schwarz-1.apk
Success
pkg: com.android.demo.notepad3-1.apk
Success
pkg: com.aol.mobile.engadget-1.apk
Success
pkg: com.apksoftware.compass-1.apk
Success
pkg: com.diota.android.smswishes-1.apk
Success
pkg: com.gmail.nagamatu.drocap2-1.apk
Success
pkg: com.google.android.apps.gesturesearch-1.apk
Success
pkg: com.google.android.apps.googlevoice-1.apk
Success
pkg: com.google.android.apps.mymaps-1.apk
Success
pkg: com.google.android.apps.translate-1.apk
Success
pkg: com.google.android.apps.updates.widget-1.apk
Success
pkg: com.google.android.stardroid-1.apk
Success
pkg: com.google.earth-1.apk
Success
pkg: com.google.zxing.client.android-1.apk
Success
pkg: com.handcent.nextsms-1.apk
Success
pkg: com.imkurt.metaldetector-1.apk
Success
pkg: com.iskoot.android-1.apk
Success
pkg: com.joelapenna.foursquared-1.apk
Success
pkg: com.keramidas.TitaniumBackup-1.apk
Success
pkg: com.levelup.beautifulwidgets-1.apk
Success
pkg: com.loopt-1.apk
Success
pkg: com.lunagames.am_Bezombied-1.apk
Success
pkg: com.metago.astro-1.apk
Success
pkg: com.mhuang.overclocking-1.apk
Success
pkg: com.microsoft.tag-1.apk
Success
pkg: com.mint-1.apk
Success
pkg: com.myspace.android-1.apk
Success
pkg: com.oz.mobile.android.voicemail.application-1.apk
Success
pkg: com.pandora.android-1.apk
Success
pkg: com.paxmodept.palringo.android.main-1.apk
Success
pkg: com.photobucket.android-1.apk
Success
pkg: com.qik.android-1.apk
Success
pkg: com.shazam.android-1.apk
Success
pkg: com.shinycore.picsaypro-1.apk
Success
pkg: com.skyfire.browser-1.apk
Success
pkg: com.tni.TasKillerFull-1.apk
Success
pkg: com.twidroidpro-2.apk
Success
pkg: com.wsandroid-1.apk
Success
pkg: com.wsandroid.uninstall_listener-1.apk
Success
pkg: lysesoft.andexplorer-1.apk
Success
pkg: nEx.software.Apps.APKatcher-1.apk
Success
pkg: net.cactii.flash-1.apk
Success
pkg: net.everythingandroid.timer-1.apk
Success
pkg: org.hermit.tricorder-1.apk
Success
pkg: softweg.hw.performance-1.apk
Success
pkg: stericson.xda.metamorph-1.apk
Success
pkg: tv.ustream.player-1.apk
Success
pkg: tv.ustream.usclient-1.apk
Success
pkg: ymst.android.fxcamera-1.apk
Success
# ^C
C:\android-sdk-windows\tools>adb reboot

Now I will be installing and app, YXplayer that MUST be on the ohone for it to function without force closing

Ok, everything else works geat, YX is just not working on 2.2

Great job on this fix guys, I know I appreciate the help.:)