Sample of error message.
"Host name 22.214.171.124/32 is not a fully-qualified domain name or dotted-decimal address, or is an invalid subnet range or address range format"
The SkyUI of Host list editor behave following step when modify the Host list.
All defined hosts may vanish by existing host list editor specification in following condition.
In condition of the Host list editor can't add host list by error and administrator move or close the editing web page before correct the error.
Administrator need make sure