Cannot connect to Passport Pro after it sets idle for a period of time

I reboot the Passport Pro and can connect via the dashboard and PLEX app…after a two hour wait Cannot connect via dashboard or PLEX. Any suggestions?

Thank you

Hello,

This feature could be your issue.
Ensure that your firmware and plex versions are up to date

http://support.wdc.com/KnowledgeBase/answer.aspx?ID=14204