tailwatchd is unable to start with the following error:
The “NOTIFY_SOCKET” environment variable is empty. at /usr/local/cpanel/Cpanel/Systemd/Notify.pm line 424.
This has been found to be caused by an incorrectly set Type for systemd configuration for queueprocd.
Modify /etc/systemd/system/tailwatchd.service and change:
to instead be: