When you try to print Labels through The Order Exchange, first it needs to be verified whether you can access the below;


If the system blocks to access any of this that could end up with issues in printing labels. An Anti-virus software or a firewall could be the reason for why access is failing.


Also sometimes This error can occur because the connection type of the printer (Under Retailer Settings) if set as "Network". change to be "USB" if its a local setup