OpenLiteSpeed dont start after php 7.4 uninstall

i am using for long time php 8.1. for some reason i have 7.4 8.0 8.1 8.2
i uninstalled via cyberpanel php 7.4 packages . OpenLitesSpeed stop working. even installing packages back it didn’t start working .
Good that i did server snapshot .

can somebody explain me if i moved fully on php 8.1 why openlitespeed stop working ?

root@vmi1301133:~# php -v
PHP 8.1.28 (cli) (built: Apr 12 2024 11:10:17) (NTS)
Copyright (c) The PHP Group
Zend Engine v4.1.28, Copyright (c) Zend Technologies
    with the ionCube PHP Loader v12.0.5, Copyright (c) 2002-2022, by ionCube Ltd.
    with Zend OPcache v8.1.28, Copyright (c), by Zend Technologies