PfSense hang at "Configuring firewall"

[Andy1965]

Hello everybody!
After fresh installation of pfsense, i create my DMZ and rules
The same configuration runs an my monowall, i didnt import it.

Please,

1. how can i reset the config.xml, i only can see the startmenue.

2. Anybody can see, whats my failure or problem (see attachment).

Thank you all,
Andy

config.txt