For 6.2.12 & up, in shell execute:
sed -i.backup -z "s/res === null || res === undefined || \!res || res\n\t\t\t.data.status.toLowerCase() \!== 'active'/false/g" /usr/share/javascript/proxmox-widget-toolkit/proxmoxlib.js && systemctl restart pveproxy.service
*You may need to clear browser’s cache for the pop-up to disappear.