Ensure that the SLS service is running on your host machine. Check your network firewalls to ensure that TCP Port 5160 (the default port for BarTender 2016) is open and unblocked for both inbound and outbound traffic.
BarTender 2016 utilizes a Product Key Code (PKC) alongside the Seagull License Server (SLS) for Automation and Enterprise editions to monitor concurrent printer usage. How to Find Your Legitimate Product Key bartender 2016 r9 product key upd
Check your purchase confirmation email from Seagull Scientific or the physical DVD sleeve if you purchased a hard copy. Step-by-Step BarTender 2016 R9 Activation Update Ensure that the SLS service is running on your host machine
When setting up BarTender 2016 R9, the built-in handles product activation. the built-in handles product activation.