Get PCLZIP_ERR_MISSING_FILE (-4) : Missing archive file. ‘/var/www/example.com/wp-content/plugins/wpvivid-backup-pro/addons2/backup_pro/wpvivid-backup-pro-all-in-one.zip’ when trying to install WPvivid Backup Pro Addon

Make sure you have assigned 755 permissions to all your WordPress folders and files. After that, please install and activate the pro version again.