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Unknown instance exception

Last Updated: Jan 24, 2019

Error message: Caused by: java.net.UnknownHostException: iZ25ax7xuf5Z

Solution: iZ25ax7xuf5Z indicates the current instance name. Check whether the current instance IP address and name are configured in /etc/hosts. If necessary, configure the instance IP address and name, for example,192.168.1.10 iZ25ax7xuf5Z