Blackberry Bold 9900 OS 7.0 build 1346 error 102

Blackberry 7.0 build 1346 error 102
symptoms:

1. boot fail with error code 102
2. boot loop
3. can not enter safe mode using backspace or escape key (right cursor).

Download JL_Cmder from http://www.blackberryfreaks.com/JL_Cmder.html

To find out which parts causing problems, run JL_Cmder.cmd :
D:\JL_Cmder v1.9.0>JL_Cmder.cmd
follow instruction and choose "event log" (menu number 2).
save event log into notepad.

Find which corrupted parts occurred in event log, for examples:

• guid:0x97C9F5F641D25E5F time: Thu Jan 01 07:00:00 1970 severity:0 type:2 app:System data:CMM: verifyHash1 failed for DocsToGoCommon-4(6424)
• guid:0x97C9F5F641D25E5F time: Thu Jan 01 07:00:00 1970 severity:0 type:2 app:System data:CMM: data unlink failed for net_rim_bb_twitter-8(8699)

Remove them using JavaLoader.exe
D:\JL_Cmder v1.9.0>JavaLoader.exe -u erase -f net_rim_bb_twitter-8
RIM Wireless Handheld Java Loader
Copyright 2001-2007 Research In Motion Limited
Connected
Erasing net_rim_bb_twitter-8 Done
Disconnected

D:\JL_Cmder v1.9.0>JavaLoader.exe -u erase -f DocsToGoCommon-4
RIM Wireless Handheld Java Loader
Copyright 2001-2007 Research In Motion Limited
Connected
Erasing DocsToGoCommon-4 Done
Disconnected

D:\JL_Cmder v1.9.0>

References:

1. http://crackberry.com/help-jvm-error-102-your-blackberry-try-solution-wiping
2. http://www.blackberryfreaks.com/JL_Cmder.html
3. http://www.blackberryfreaks.com/How_to_use_JL_Cmder.html