Password wrong when login

[teambanaodao]

Hello my forum have a problem.
When user register new account or change password they can not login with this password. I don't known why ?

Here is password 123456 then forum encode...

[teambanaodao]

Hello , i want to change some url to new url with another extension . Example : private.php --> private.xxx when i click to this

private.php --> private.xxx


...

[teambanaodao]

xxxxx