Exists a way to format all in a clean install? orYou can use the flashs provided by droidevelopers.com but they will wipe your data when you unroot this way
written on my defy+ (CM10)
I copied the log error when try to install ICS:
Parsing the directoryd_name: 3-0:1.0
Finding update package...
I:Update location: /cache/Blur_Version.0.268.4.MZ615.Retail.en.EU.zip
Opening update package...
I:1 key(s) loaded from /res/keys
Verifying update package...
I:comment is 1461 bytes; signature 1438 bytes from end
I:whole-file signature verified against key 0
I:verify_file returned 0
Installing update...
installing omapdevtype updater extension
Installing configureflex....
In get_config for file [/system/multiconfig/config-id]
Value read from pds is 0
In get_config for file [/system/multiconfig/master-config-id]
Value read from pds is 0
From config id 0 .... To config id 0
Nothing to do .. return success
Verifying current system...
file "/system/app/BooksTablet.apk" doesn't have any of expected sha1 sums;
checking cache
failed to stat "/cache/saved.file": No such file or directory
failed to load cache file
script aborted:
assert failed: apply_patch_check("/system/app/BooksTablet.apk", "1707b3b9815a7c7f5112cf12ee2a3d0cddac6d7b", "cb54513a47822187e7932d0c7bad61f3aeb4576c")
assert failed: apply_patch_check("/system/app/BooksTablet.apk", "1707b3b9815a7c7f5112cf12ee2a3d0cddac6d7b", "cb54513a47822187e7932d0c7bad61f3aeb4576c")
E:Error in /cache/Blur_Version.0.268.4.MZ615.Retail.en.EU.zip
(Status 7)
restoring configuration START..
In get_config for file [/system/multiconfig/config-id]
Value read is 0
In get_config for file [/system/multiconfig/master-config-id]
Value read is 0
From config id 0 .... To config id 0
Nothing to do ..
return success
restoring
configuration END..
Installation aborted.
I:timed out waiting for key input;
rebooting.