Fatal error: Unable to find class WCFSetup in temp folder

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Information:

error message: Unable to find class WCFSetup in temp folder
error code: 0
file: /var/lib/syscp/customers/webs/marceloo/install.php (151)
php version: 7.4.33
wcf version:
date: Sat, 27 Dec 2025 15:09:50 +0000
request: /install.php
referer:

Stacktrace:

#0 [internal function]: __autoload('WCFSetup')
#1 /var/lib/syscp/customers/webs/marceloo/install.php(666): class_exists('WCFSetup')
#2 {main}