U8220 cyanogenmod 7.1 fail

Starting recovery on Fri Jul 15 06:03:08 2011
framebuffer: fd 4 (320 x 480)
ClockworkMod Recovery v3.0.0.5
recovery filesystem table
=========================
  0 /tmp ramdisk (null) (null)
  1 /boot mtd boot (null)
  2 /cache yaffs2 cache (null)
  3 /data yaffs2 userdata (null)
  4 /misc mtd misc (null)
  5 /recovery mtd recovery (null)
  6 /sdcard vfat /dev/block/mmcblk0p1 /dev/block/mmcblk0
  7 /system yaffs2 system (null)
  8 /sd-ext ext4 /dev/block/mmcblk0p2 (null)

I:Completed outputting fstab.
I:Processing arguments.
mtd: successfully wrote block at c2ad000000000
I:Set boot command "boot-recovery"
I:Checking arguments.
I:device_recovery_start()
Command: "/sbin/recovery"

ro.secure=0
ro.allow.mock.location=1
ro.debuggable=1
persist.service.adb.enable=1
ro.build.id=GINGERBREAD
ro.build.display.id=full_ascend-eng 2.3.2 GINGERBREAD eng.koush.20110126.011628 test-keys
ro.build.version.incremental=eng.koush.20110126.011628
ro.build.version.sdk=9
ro.build.version.codename=REL
ro.build.version.release=2.3.2
ro.build.date=Wed Jan 26 01:17:03 PST 2011
ro.build.date.utc=0
ro.build.type=eng
ro.build.user=koush
ro.build.host=Koushik-OSx86.local
ro.build.tags=test-keys
ro.product.model=Full Android on Emulator
ro.product.brand=Android
ro.product.name=full_ascend
ro.product.device=ascend
ro.product.board=ascend
ro.product.cpu.abi=armeabi
ro.product.manufacturer=unknown
ro.product.locale.language=en
ro.product.locale.region=US
ro.wifi.channels=
ro.board.platform=unknown
ro.build.product=ascend
ro.build.description=full_ascend-eng 2.3.2 GINGERBREAD eng.koush.20110126.011628 test-keys
ro.build.fingerprint=Android/full_ascend/ascend:2.3.2/GINGERBREAD/eng.koush.20110126.011628:eng/test-keys
keyguard.no_require_sim=true
ro.com.android.dateformat=MM-dd-yyyy
ro.com.android.dataroaming=false
ro.config.notification_sound=OnTheHunt.ogg
ro.config.alarm_alert=Alarm_Classic.ogg
ro.ril.hsxpa=1
ro.ril.gprsclass=10
ro.kernel.android.checkjni=1
ro.setupwizard.mode=OPTIONAL
net.bt.name=Android
net.change=net.bt.name
dalvik.vm.stack-trace-file=/data/anr/traces.txt
ro.factorytest=0
ro.serialno=
ro.bootmode=unknown
ro.baseband=unknown
ro.carrier=unknown
ro.bootloader=unknown
ro.hardware=qct
ro.revision=0
init.svc.recovery=running
init.svc.adbd=running

I:Checking for extendedcommand...
I:Skipping execution of extendedcommand, file not found...
mtd: successfully wrote block at c2ad000000000
I:Set boot command ""

-- Installing: /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
mtd: successfully wrote block at c2ad000000000
I:Set boot command "boot-recovery"
Finding update package...
I:Update location: /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
Opening update package...
Installing update...
script aborted: assert failed: getprop("ro.product.device") == "pulse" || getprop("ro.build.product") == "pulse" || getprop("ro.product.board") == "pulse" ||
       getprop("ro.product.device") == "u8220" || getprop("ro.build.product") == "u8220" || getprop("ro.product.board") == "u8220" ||
       getprop("ro.product.device") == "u8230" || getprop("ro.build.product") == "u8230" || getprop("ro.product.board") == "u8230"
assert failed: getprop("ro.product.device") == "pulse" || getprop("ro.build.product") == "pulse" || getprop("ro.product.board") == "pulse" ||        getprop("ro.product.device") == "u8220" || getprop("ro.build.product") == "u8220" || getprop("ro.product.board") == "u8220" ||        getprop("ro.product.device") == "u8230" || getprop("ro.build.product") == "u8230" || getprop("ro.product.board") == "u8230"
E:Error in /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
(Status 7)
Installation aborted.
Script Asserts: Enabled

-- Installing: /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
mtd: successfully wrote block at c2ad000000000
I:Set boot command "boot-recovery"
Finding update package...
I:Update location: /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
Opening update package...
Installing update...
script aborted: assert failed: getprop("ro.product.device") == "pulse" || getprop("ro.build.product") == "pulse" || getprop("ro.product.board") == "pulse" ||
       getprop("ro.product.device") == "u8220" || getprop("ro.build.product") == "u8220" || getprop("ro.product.board") == "u8220" ||
       getprop("ro.product.device") == "u8230" || getprop("ro.build.product") == "u8230" || getprop("ro.product.board") == "u8230"
assert failed: getprop("ro.product.device") == "pulse" || getprop("ro.build.product") == "pulse" || getprop("ro.product.board") == "pulse" ||        getprop("ro.product.device") == "u8220" || getprop("ro.build.product") == "u8220" || getprop("ro.product.board") == "u8220" ||        getprop("ro.product.device") == "u8230" || getprop("ro.build.product") == "u8230" || getprop("ro.product.board") == "u8230"
E:Error in /sdcard/update-cm-7.1.0-RC1-U8220-signed.zip
(Status 7)
Installation aborted.
mtd: successfully wrote block at c2ad000000000
I:Set boot command ""
mtd: successfully wrote block at c2ad000000000
I:Set boot command ""
mtd: successfully wrote block at c2ad000000000
I:Set boot command ""