Password Reset Fatal error

1. Click on "I forgot my password"
2. Fill Email address field
3. Press Submit
4. Check your Inbox
5. Clink on the link to reset password
6. Leave "New password:" and "Confirm password:" blank or with different passwords.
7. Click on Submit
8. Error

Fatal error: Uncaught TypeError: Argument 2 passed to phpbb\template\context::assign_block_vars() must be of the type array, string given, called in ~\phpbb33\phpbb\template\context.php on line 252 and defined in ~\phpbb33\phpbb\template\context.php on line 190
( ! ) TypeError: Argument 2 passed to phpbb\template\context::assign_block_vars() must be of the type array, string given, called in ~\phpbb33\phpbb\template\context.php on line 252 in ~\phpbb33\phpbb\template\context.php on line 190