The iPrint Mobile service might fail to connect if the Apache server has connectivity issues with Tomcat, which is hosting the iPrint Mobile service.
To resolve this issue, restart the Apache service from the iPrint Appliance Management Console:
On a Web browser, use either the DNS name or the IP address to access the Management Console. For example, https://10.0.0.1:9443 or https://iprint.example.com:9443.
Click the
icon.Click
.Select
.Click the
drop-down menu, then click .