Mac Yosemite 10.10.5 message (Server is shutting Down)

My Cloud OS 3 Personal & Network Attached Storage My Cloud EX2
1

Running Mac Yosemite 10.10.5 message (Server is shutting Down)  the file server “WDMyCloudEX2” has shut down.   I get this message until i reboot my mac.   seems to occur after wake from sleep.  any ideas 

2

How do you see it? If I log into the dashboard it times out after 5 min. after not using it.

3

I think it was my drive remapper program