Hi,
You don't say whether essential to access data or happy to wipe it clean. Presumably you have already found this thread as for some users MfE password has been adopted by Track & Protect:
https://talk.maemo.org/showthread.php?t=80821&page=6

Could always "dead USB flash" with Phoenix to restore phone to factory settings:
http://ovi.h1n.ru/delight/phoenix.php