How to reboot an ISPmanager 5, if it not responsible

ISPmanager 5 is a server control panel, it allows you easily manage your web server, create users, websites, e-mail adresses, and many more. ISPmanager as any other extra software could be irresponsible. In this article we describe the steps to follow to fix this issue.

The reason for unresponsive caused by many factors, there could be external daemons and scripts failures, services misconfigurations and other errors. If this problem persists we recommend you to check: dnsmasq, ebtables, libvirtd, in majority of cases the problem appears due to errors in that services.

Let’s fix the problem when ISPmanager 5 is not responsible. For example we have a webhost at:
Target URL:
And IPv4 assigned to the panel:

First of all we should revoke a license connection:

[[email protected] ~]# rm -rf /usr/local/mgr5/etc/ispmgr.lic
[[email protected] ~]# wget -O /usr/local/mgr5/etc/ispmgr.lic
[[email protected] ~]# killall core

After killing the panel we should reboot iHttpd server it is working through:

[[email protected] ~]# service ihttpd restart

Please keep in mind, iHttpd server takes too much time for reboot even on a powerful servers.

If steps above were not effective and control panel has not started, then do the following command:

[[email protected] ~]# killall -KILL core

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