SonyEricsson PDA CID49 Unlocker as a component of your Cruiser Suite, for all Cruiser+ card users (CardID ending by "-07").
SE PDA Unlocker disables the unlock code verification, so after processing you just power on the phone, enter the lock-menu by down,*,*,down and enter any 8-digit code. Operation requires 2 Cruiser Logs.
This unlock is PERMANENT.
You can download it here:
(user: cruiser, pass: cruiser)