I cant access to LDAP User Mapping section

Hi

I have XEROX WorkCentre 3655X. I want configure tha LDAP connection, with a Zimbra Mail Server. Unexpectedly a sección of Web Panel become inaccessible.

Connectivity->Configuration->LDAP (Edit)->Add New->User Mappings.

Web page become blank.

- This occur before or after enter connection data in Server section.
- I have deleted all LDAP configuration and re add.
- I have restarted several times.
- I have updated the firmware to version 072.060.034.16810.
- I have tried from several computers and browsers.