[Zope] Help!!! How can I restore acl_user at the root directory?

Hello, I did something terrible. the acl_user at root directory are deleted. I can not access ZMI again!! However, there are many data I need!! Who can help me? :( --------------------------------------------- Fu-Ming Tsai Unit: ASCC, Academic Sinica E-mail address: sary357@gate.sinica.edu.tw