Changes not populated

Hello,
I commented out the first line in crontab

and ran the manual update and got this error

/usr/local/ispconfig/server/server.sh
18.11.2019-19:05 - WARNING - There is already a lockfile set, but no process running with this pid (23506). Continuing.


PHP Fatal error: Uncaught Error: Class 'ZipArchive' not found in /usr/local/ispconfig/server/lib/classes/aps_installer.inc.php:106
Stack trace:
#0 /usr/local/ispconfig/server/lib/classes/aps_installer.inc.php(657): ApsInstaller->getContentFromZIP('/usr/local/ispc...', 'APP-META.xml')
#1 /usr/local/ispconfig/server/plugins-available/aps_plugin.inc.php(93): ApsInstaller->installHandler('6', 'delete')
#2 /usr/local/ispconfig/server/lib/classes/plugins.inc.php(120): aps_plugin->install('aps_instance_up...', Array)
#3 /usr/local/ispconfig/server/mods-available/web_module.inc.php(170): plugins->raiseEvent('aps_instance_up...', Array)
#4 /usr/local/ispconfig/server/lib/classes/modules.inc.php(302): web_module->process('aps_instances', 'u', Array)
#5 /usr/local/ispconfig/server/lib/classes/modules.inc.php(235): modules->raiseTableHook('aps_instances', 'u', Array)
#6 /usr/local/ispconfig/server/server.php(180): modules->processDatalog()
#7 {main}
thrown in /usr/local/ispconfig/server/lib/classes/aps_installer.inc.php on line 106

Please help!