Univention Management Console Web Server could not be reached

I can access the portal for the server however when logging into the management console I am presented with a login mask but while logging in I get an error message:
Internal server error: The service is temporarily not available.
The Univention Management Console Web Server could not be reached. Please restart it or try again later.

I have tried the solution in this thread without success Logins to Univention Management Console (UMC) fail

I noticed that the login mask do not point to the sso site.

/var/log/univention/management-console-web-server.log
17.12.17 20:22:27.619 DEBUG_INIT
17.12.17 20:23:10.140 DEBUG_INIT
17.12.17 20:23:10.151 MAIN ( INFO ) : Reloading SAML service provider configuration

/var/log/univention/management-console-server.log
17.12.17 20:24:42.171 DEBUG_INIT
17.12.17 20:24:42.172 MAIN ( WARN ) : Shutting down all open connections
17.12.17 20:24:42.227 DEBUG_INIT
17.12.17 20:24:42.289 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/univent$
17.12.17 20:24:42.289 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/_init$
17.12.17 20:24:42.291 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/50_ox.p$
17.12.17 20:24:42.292 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/univent$
17.12.17 20:24:42.292 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/samlser$
17.12.17 20:24:42.292 ADMIN ( INFO ) : admin.syntax.import_syntax_files: importing "/usr/lib/pymodules/python2.7/univention/admin/syntax.d/example$
17.12.17 20:24:42.292 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/init.p$
17.12.17 20:24:42.292 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/univention$
17.12.17 20:24:42.293 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/oxGroupHoo$
17.12.17 20:24:42.294 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/oxAccess.p$
17.12.17 20:24:42.294 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/oxContextR$
17.12.17 20:24:42.296 ADMIN ( INFO ) : admin.syntax.import_hook_files: importing "/usr/lib/pymodules/python2.7/univention/admin/hooks.d/oxUserDefa$
17.12.17 20:24:42.660 MAIN ( INFO ) : Loading resources …
17.12.17 20:24:42.660 MAIN ( INFO ) : Reloading resources: modules, categories
17.12.17 20:24:42.660 RESOURCES ( INFO ) : Loading modules …
17.12.17 20:24:42.660 RESOURCES ( INFO ) : Loaded module quota.xml
17.12.17 20:24:42.660 RESOURCES ( INFO ) : Loaded module lib.xml
17.12.17 20:24:42.660 RESOURCES ( INFO ) : Loaded module setup-certificate.xml
17.12.17 20:24:42.661 RESOURCES ( INFO ) : Loaded module setup.xml
17.12.17 20:24:42.661 RESOURCES ( INFO ) : Loaded module appcenter.xml
17.12.17 20:24:42.662 RESOURCES ( INFO ) : Loaded module diagnostic.xml
17.12.17 20:24:42.662 RESOURCES ( INFO ) : Loaded module udm-oxmail-oxmail.xml
17.12.17 20:24:42.662 RESOURCES ( INFO ) : Loaded module apps.xml
17.12.17 20:24:42.662 RESOURCES ( INFO ) : Loaded module oxldb.xml
17.12.17 20:24:42.662 RESOURCES ( INFO ) : Loaded module ucr.xml
17.12.17 20:24:42.663 RESOURCES ( INFO ) : Loaded module services.xml
17.12.17 20:24:42.663 RESOURCES ( INFO ) : Loaded module updater.xml
17.12.17 20:24:42.663 RESOURCES ( INFO ) : Loaded module join.xml
17.12.17 20:24:42.663 RESOURCES ( INFO ) : Loaded module sysinfo.xml
17.12.17 20:24:42.663 RESOURCES ( INFO ) : Loaded module top.xml
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Loaded module reboot.xml
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Loaded module mrtg.xml
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Loading categories …
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Loaded categories from apps.xml
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Loaded categories from default.xml
17.12.17 20:24:42.664 RESOURCES ( INFO ) : Reloading UCR variables
17.12.17 20:24:42.666 MAIN ( INFO ) : Initialising server process
17.12.17 20:24:42.666 MAIN ( INFO ) : Using a TCP socket
17.12.17 20:24:42.666 MAIN ( INFO ) : Setting up SSL configuration
17.12.17 20:24:42.679 SSL ( INFO ) : Server listening to SSL connections
17.12.17 20:24:42.679 MAIN ( PROCESS ) : Server started

/var/log/apache2/error.log
PHP Warning: PHP Startup: Unable to load dynamic library ‘/usr/lib/php5/20131226/mapi.so’ - /usr/lib/php5/20131226/mapi.so: cannot open shared object file:$
[Mon Dec 18 06:25:13.000413 2017] [mpm_prefork:notice] [pid 2010] AH00163: Apache/2.4.10 (Univention) OpenSSL/1.0.2k configured – resuming normal operations
[Mon Dec 18 06:25:13.000443 2017] [core:notice] [pid 2010] AH00094: Command line: ‘/usr/sbin/apache2’
[Mon Dec 18 12:32:39.249934 2017] [proxy:error] [pid 4905] (101)Network is unreachable: AH00957: HTTP: attempt to connect to 192.168.0.0:8090 () failed
[Mon Dec 18 12:32:39.250002 2017] [proxy_http:error] [pid 4905] [client 192.168.0.131:51951] AH01114: HTTP: failed to make connection to backend: 192.168.0,$
[Mon Dec 18 12:32:39.778158 2017] [autoindex:error] [pid 5970] [client 192.168.0.131:51950] AH01276: Cannot serve directory /var/www/univention/js/umc/: No $
[Mon Dec 18 12:32:46.875662 2017] [proxy:error] [pid 6510] (101)Network is unreachable: AH00957: HTTP: attempt to connect to 192.168.0.0:8090 (
) failed
[Mon Dec 18 12:32:46.875768 2017] [proxy_http:error] [pid 6510] [client 192.168.0.131:51954] AH01114: HTTP: failed to make connection to backend: 192.168.0,$
[Mon Dec 18 12:55:52.097747 2017] [proxy:error] [pid 4905] (101)Network is unreachable: AH00957: HTTP: attempt to connect to 192.168.0.0:8090 (*) failed
[Mon Dec 18 12:55:52.097811 2017] [proxy_http:error] [pid 4905] [client 192.168.0.131:52407] AH01114: HTTP: failed to make connection to backend: 192.168.0,$

Solved…
Reinstalled the server

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