WHMCS PIPE ERROR – UNABLE TO CREATE TICKETS
A message that you sent could not be delivered to one or more of its
recipients. This is a permanent error. The following address(es) failed:
pipe to |/home/***/***/crons/pipe.php
local delivery failed
The following text was generated during the delivery attempt:
—— pipe to |/home/***/***/crons/pipe.php
TypeError: Argument 7 passed to processPipedTicket() must be an instance of WHMCS\Mail\AutoSubmittedHeader, array given, called in /home/***/***/crons/pipe.php on line 0 in /home/***/***/whmcs/includes/ticketfunctions.php:0
SOLUTION:
In recent updates, not all files are replaced. Especially if you have moved crons folder to a different location. Make sure you have manually copied the latest updated files (pipe.php) to the crons folder.
Related: Webhosting billing panel, Whmcs, Ticket System, Email Piping