after update server from 2.5 to 2.7 httpd unable to start
upgrade followed this link : https://wiki.ocsinventory-ng.org/03.Basic-documentation/Updating-the-server/
@Error Log
[root@localhost ~]# journalctl -xe
Aug 06 13:04:19 localhost.localdomain dbus[670]: [system] Activating service nam
Aug 06 13:04:19 localhost.localdomain dbus[670]: [system] Successfully activated
Aug 06 13:04:39 localhost.localdomain polkitd[680]: Registered Authentication Ag
Aug 06 13:04:39 localhost.localdomain systemd[1]: Starting The Apache HTTP Serve
-- Subject: Unit httpd.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- Unit httpd.service has begun starting up.
Aug 06 13:04:40 localhost.localdomain httpd[16811]: [Thu Aug 06 13:04:40.201473
Aug 06 13:04:40 localhost.localdomain httpd[16811]: [Thu Aug 06 13:04:40.201497
Aug 06 13:04:40 localhost.localdomain polkitd[680]: Unregistered Authentication
Aug 06 13:04:40 localhost.localdomain systemd[1]: httpd.service: main process ex
Aug 06 13:04:40 localhost.localdomain systemd[1]: Failed to start The Apache HTT
-- Subject: Unit httpd.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- Unit httpd.service has failed.
-- The result is failed.
Aug 06 13:04:40 localhost.localdomain systemd[1]: Unit httpd.service entered fai
Aug 06 13:04:40 localhost.localdomain systemd[1]: httpd.service failed.
lines 3995-4017/4017 (END)
Aug 06 13:04:19 localhost.localdomain dbus[670]: [system] Activating service name='org.freedesktop.problems' (using servicehelper)
Aug 06 13:04:19 localhost.localdomain dbus[670]: [system] Successfully activated service 'org.freedesktop.problems'
Aug 06 13:04:39 localhost.localdomain polkitd[680]: Registered Authentication Agent for unix-process:16803:7388966 (system bus name :1.450 [/usr/bin/pkttyagent --notify
Aug 06 13:04:39 localhost.localdomain systemd[1]: Starting The Apache HTTP Server...
-- Subject: Unit httpd.service has begun start-up
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- Unit httpd.service has begun starting up.
Aug 06 13:04:40 localhost.localdomain httpd[16811]: [Thu Aug 06 13:04:40.201473 2020] [perl:error] [pid 16811] Can't locate Switch.pm in @INC (@INC contains: /usr/local
Aug 06 13:04:40 localhost.localdomain httpd[16811]: [Thu Aug 06 13:04:40.201497 2020] [perl:error] [pid 16811] Can't load Perl module Apache::Ocsinventory for server (n
Aug 06 13:04:40 localhost.localdomain polkitd[680]: Unregistered Authentication Agent for unix-process:16803:7388966 (system bus name :1.450, object path /org/freedeskt
Aug 06 13:04:40 localhost.localdomain systemd[1]: httpd.service: main process exited, code=exited, status=1/FAILURE
Aug 06 13:04:40 localhost.localdomain systemd[1]: Failed to start The Apache HTTP Server.
-- Subject: Unit httpd.service has failed
-- Defined-By: systemd
-- Support: http://lists.freedesktop.org/mailman/listinfo/systemd-devel
-- Unit httpd.service has failed.
-- The result is failed.
Aug 06 13:04:40 localhost.localdomain systemd[1]: Unit httpd.service entered failed state.
Aug 06 13:04:40 localhost.localdomain systemd[1]: httpd.service failed.