ERROR:dbus.proxies:Introspect error when running firewall-cmd

Solution Verified - Updated -

Issue

  • The firewall-cmd command hangs
  • Running firewall-cmd results in the following error:

ERROR:dbus.proxies:Introspect error on :1.6208:/org/fedoraproject/FirewallD1: dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NoReply: Did not receive a reply. Possible causes include: the remote application did not send a reply, the message bus security policy blocked the reply, the reply timeout expired, or the network connection was broken.

Environment

  • Red Hat Enterprise Linux 7

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