Mirando en zentyal.log he encontrado esto:
2014/07/07 08:08:47 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/mii-tool > /var/lib/zentyal/tmp/linkstatus
2014/07/07 08:08:47 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:08:47 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.captiveportal-uwsgi'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'isc-dhcp-server'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - service bind9 status
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.suricata'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'ebox.ntpd'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'samba-ad-dc'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'nmbd'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.squid3-external'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'ebox.dansguardian'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'squid3'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'ebox.slapd'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.heimdal-kdc'
2014/07/07 08:08:48 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 1030) - /sbin/status 'zentyal.heimdal-kpasswd'
2014/07/07 08:08:48 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $dir_path in concatenation (.) or string at /usr/share/perl5/HTML/Mason/Tools.pm line 117.
2014/07/07 08:08:48 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $dir_path in concatenation (.) or string at /usr/share/perl5/HTML/Mason/Tools.pm line 117.
2014/07/07 08:08:48 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $dir_path in concatenation (.) or string at /usr/share/perl5/HTML/Mason/Tools.pm line 117.
2014/07/07 08:08:48 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $dir_path in concatenation (.) or string at /usr/share/perl5/HTML/Mason/Tools.pm line 117.
2014/07/07 08:08:48 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $dir_path in concatenation (.) or string at /usr/share/perl5/HTML/Mason/Tools.pm line 117.
2014/07/07 08:08:48 INFO> Service.pm:995 EBox::Module::Service::restartService - Restarting service for module: webadmin
2014/07/07 08:08:49 DEBUG> Menu.pm:62 EBox::Menu::getKeywords - No model found for Users/Tree/Manage
2014/07/07 08:08:49 DEBUG> Menu.pm:62 EBox::Menu::getKeywords - No model found for Samba/Tree/GPOLinks
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/7aTMd6KZCg '/var/lib/zentyal/conf/nginx.conf'
/bin/chmod 0644 '/var/lib/zentyal/conf/nginx.conf'
/bin/chown ebox.ebox '/var/lib/zentyal/conf/nginx.conf'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/ycGUbm6yBR '/etc/init/zentyal.webadmin-nginx.conf'
/bin/chmod 0644 '/etc/init/zentyal.webadmin-nginx.conf'
/bin/chown 0.0 '/etc/init/zentyal.webadmin-nginx.conf'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/yQ_AkKh7Re '/etc/init/zentyal.webadmin-uwsgi.conf'
/bin/chmod 0644 '/etc/init/zentyal.webadmin-uwsgi.conf'
/bin/chown 0.0 '/etc/init/zentyal.webadmin-uwsgi.conf'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/mMQTyo78os '/var/lib/zentyal/dynamicwww//css/public.css'
/bin/chmod 0644 '/var/lib/zentyal/dynamicwww//css/public.css'
/bin/chown 108.113 '/var/lib/zentyal/dynamicwww//css/public.css'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/hOu7kXYcoM '/var/lib/zentyal/dynamicwww//css/login.css'
/bin/chmod 0644 '/var/lib/zentyal/dynamicwww//css/login.css'
/bin/chown 108.113 '/var/lib/zentyal/dynamicwww//css/login.css'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - set -e
/bin/mv /var/lib/zentyal/tmp/6UgAW2DUIN '/usr/share/zentyal/www//css/jquery-ui/jquery-ui.css'
/bin/chmod 0644 '/usr/share/zentyal/www//css/jquery-ui/jquery-ui.css'
/bin/chown 108.113 '/usr/share/zentyal/www//css/jquery-ui/jquery-ui.css'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - rm -f /var/lib/zentyal/tmp/webadmin_no_restart_on_trigger
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - sed -i 's/^enabled=.*/enabled=1/' /etc/default/apport
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/status 'zentyal.webadmin-uwsgi'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/stop 'zentyal.webadmin-uwsgi'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/start 'zentyal.webadmin-uwsgi'
2014/07/07 08:08:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/status 'zentyal.webadmin-nginx'
2014/07/07 08:08:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/stop 'zentyal.webadmin-nginx'
2014/07/07 08:08:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - /sbin/start 'zentyal.webadmin-nginx'
2014/07/07 08:08:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - service apport restart
2014/07/07 08:08:50 INFO> Init.pm:90 EBox::Util::Init::start - Start modules finished
2014/07/07 08:08:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /etc/rc2.d/S20zentyal start (pid: 1300) - initctl emit zentyal-started
2014/07/07 08:09:12 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:09:12 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'samba-ad-dc'
2014/07/07 08:09:12 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'nmbd'
2014/07/07 08:09:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/mii-tool > /var/lib/zentyal/tmp/linkstatus
2014/07/07 08:09:20 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:09:20 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:09:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.captiveportal-uwsgi'
2014/07/07 08:09:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'isc-dhcp-server'
2014/07/07 08:09:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - service bind9 status
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.suricata'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.ntpd'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'samba-ad-dc'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'nmbd'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.squid3-external'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.dansguardian'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'squid3'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.slapd'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kdc'
2014/07/07 08:09:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kpasswd'
2014/07/07 08:09:24 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - dpkg --clear-avail
2014/07/07 08:09:42 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:09:42 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'samba-ad-dc'
2014/07/07 08:09:42 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'nmbd'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.captiveportal-uwsgi'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'isc-dhcp-server'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - service bind9 status
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.suricata'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.ntpd'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'samba-ad-dc'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'nmbd'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.squid3-external'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.dansguardian'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'squid3'
2014/07/07 08:09:49 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.slapd'
2014/07/07 08:09:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kdc'
2014/07/07 08:09:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kpasswd'
2014/07/07 08:09:50 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:09:50 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:09:50 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/mii-tool > /var/lib/zentyal/tmp/linkstatus
2014/07/07 08:09:51 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - dpkg --clear-avail
2014/07/07 08:10:13 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:10:13 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'samba-ad-dc'
2014/07/07 08:10:13 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal-samba/s4sync (pid: 3803) - /sbin/status 'nmbd'
2014/07/07 08:10:19 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:10:19 WARN> zentyal.psgi:43 main::__ANON__ - Use of uninitialized value $hostname in substitution (s///) at /usr/share/perl5/EBox/DHCP.pm line 1076.
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/mii-tool > /var/lib/zentyal/tmp/linkstatus
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.captiveportal-uwsgi'
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'isc-dhcp-server'
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - service bind9 status
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.suricata'
2014/07/07 08:10:19 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.ntpd'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.s4sync'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'samba-ad-dc'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'nmbd'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.squid3-external'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.dansguardian'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'squid3'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'ebox.slapd'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kdc'
2014/07/07 08:10:20 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - /sbin/status 'zentyal.heimdal-kpasswd'
2014/07/07 08:10:21 DEBUG> Sudo.pm:189 EBox::Sudo::_root - /usr/share/zentyal/psgi/zentyal.psgi (pid: 5307) - dpkg --clear-avail
Alguna idea?