Error on cart checkout update to 7.9.0

[NewTommy]

I have this error in new order- new client signup
URL:  /cart.php?a=complete

Oops!

Something went wrong and we couldn't process your request.

Please go back to the previous page and try again.

Error: Undefined class constant 'Active' in /home/creamo7/public_html/clientes/includes/invoicefunctions.php:0

Stack trace:

#0 /home/creamo7/public_html/clientes/cart.php(0): getNewClientAutoProvisionStatus(882)

#1 {main}

Please Help
Six Template
Standard Cart

[divisionx]

I have the exact same issue.

[WHMCS Peter]

I'm pleased to advise that we now have a hotfix for this issue. It is available for download here:

Should you wish to utilise it, please unzip the directory, maintaining the directory structure and overwrite any files if asked to do so.