Error in Fist kaa Notification Demo-Kaa Single Node installation

[Prashant ladkat]

I had installed Kaa Single node and trying to run First kaa Notification Demo but while running sample code it shows some error in localhost=YOUR_PUBLIC_INTERFACE
for reference  please check log...thanks

Log

:[main] INFO org.kaaproject.kaa.client.persistence.KaaClientPropertiesState - First SDK start
[main] INFO org.kaaproject.kaa.client.channel.impl.channels.AbstractHttpChannel - Creating a new executor for channel default_bootstrap_channel
[main] INFO org.kaaproject.kaa.client.channel.impl.DefaultChannelManager - Failed to find operations service for channel [default_operation_tcp_channel] type TransportProtocolId [id=1456013202, version=1]
[pool-2-thread-1] INFO NotificationSystemTestApp - Kaa SDK client started!
[Thread-0] INFO org.kaaproject.kaa.client.channel.impl.channels.AbstractHttpChannel - Processing sync BOOTSTRAP for channel default_bootstrap_channel
[pool-1-thread-1] ERROR org.kaaproject.kaa.client.channel.impl.channels.DefaultBootstrapChannel - Failed to receive operation servers list {}
java.net.UnknownHostException: localhost=YOUR_PUBLIC_INTERFACE: Temporary failure in name resolution
    at java.net.Inet6AddressImpl.lookupAllHostAddr(Native Method)
    at java.net.InetAddress$2.lookupAllHostAddr(InetAddress.java:928)
    at java.net.InetAddress.getAddressesFromNameService(InetAddress.java:1323)
    at java.net.InetAddress.getAllByName0(InetAddress.java:1276)
    at java.net.InetAddress.getAllByName(InetAddress.java:1192)
    at java.net.InetAddress.getAllByName(InetAddress.java:1126)