Sure, your next answer will be private, which means only you and I have access to it.
❌ Please backup your database and website ❌
✙ I would need your permission to de-activate and re-activate Plugins and the Theme and change configurations on the site. This is also a reason the backup is critical.
✙ I also need your permission to take a local copy of your site to debug the issue without affecting your live site.
Fatal error: Uncaught Error: Call to a member function add_cap() on null in /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/commands/AddTranslationManagerCapToAdmin.php:10 Stack trace: #0 /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/class-wpml-upgrade-run-all.php(11): WPML\Upgrade\Commands\AddTranslationManagerCapToAdmin->run() #1 /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/class-wpml-upgrade.php(159): WPML_Upgrade_Run_All->run_admin() #2 /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/class-wpml-upgrade.php(147): WPML_Upgrade->maybe_run_admin() #3 /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/cl in /mnt/BLOCKSTORAGE/home/214261.cloudwaysapps.com/pbgrhgvayk/public_html/wp-content/plugins/sitepress-multilingual-cms/classes/upgrade/commands/AddTranslationManagerCapToAdmin.php on line 10
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