Upgrade JON version from 3.2.3 to 3.3.3 failed

Issue

• We tried to upgrade JON from 3.2.3 to 3.3.3 but upgrade failed with following error.

16:14:38,611 ERROR [org.rhq.enterprise.server.installer.InstallerServiceImpl] Could not complete storage cluster schema installation: Failed to load tokens for abc.xyz.com/192.168.122.1: java.lang.RuntimeException: There was an unexpected error. The upgrade will have to be rerun.
    at org.rhq.cassandra.schema.MigrateAggregateMetrics.execute(MigrateAggregateMetrics.java:216) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.cassandra.schema.AbstractManager.execute(AbstractManager.java:283) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.cassandra.schema.VersionManager.update(VersionManager.java:181) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.cassandra.schema.VersionManager.install(VersionManager.java:91) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.cassandra.schema.SchemaManager.install(SchemaManager.java:123) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.enterprise.server.installer.InstallerServiceImpl.prepareStorageSchema(InstallerServiceImpl.java:757) [rhq-installer-util-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.enterprise.server.installer.InstallerServiceImpl.updateStorageSchema(InstallerServiceImpl.java:712) [rhq-installer-util-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.enterprise.server.installer.Installer.doInstall(Installer.java:122) [rhq-installer-util-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.enterprise.server.installer.Installer.main(Installer.java:59) [rhq-installer-util-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.7.0_85]
    at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) [rt.jar:1.7.0_85]
    at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.7.0_85]
    at java.lang.reflect.Method.invoke(Method.java:606) [rt.jar:1.7.0_85]
    at org.jboss.modules.Module.run(Module.java:312) [jboss-modules.jar:1.3.5.Final-redhat-1]
    at org.jboss.modules.Main.main(Main.java:460) [jboss-modules.jar:1.3.5.Final-redhat-1]
Caused by: java.lang.IllegalStateException: Failed to load tokens for abc.xyz.com/192.168.122.1
    at org.rhq.cassandra.schema.KeyScanner.<init>(KeyScanner.java:117) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    at org.rhq.cassandra.schema.MigrateAggregateMetrics.execute(MigrateAggregateMetrics.java:167) [rhq-cassandra-schema-4.12.0.JON330GA-redhat-2.jar:4.12.0.JON330GA-redhat-2]
    ... 14 more