Not able to start ApplicationsManager

Not able to start ApplicationsManager

I am getting the below error while starting 

nohup sh startApplicationsManager.sh &

java.net.ConnectException: Connection refused
 at java.net.PlainSocketImpl.socketConnect(Native Method)
 at java.net.AbstractPlainSocketImpl.doConnect(Unknown Source)
 at java.net.AbstractPlainSocketImpl.connectToAddress(Unknown Source)
 at java.net.AbstractPlainSocketImpl.connect(Unknown Source)
 at java.net.SocksSocketImpl.connect(Unknown Source)
 at java.net.Socket.connect(Unknown Source)
 at java.net.Socket.connect(Unknown Source)
 at java.net.Socket.<init>(Unknown Source)
 at java.net.Socket.<init>(Unknown Source)
 at jdbc.CreateWebNmsDB.main(CreateWebNmsDB.java:329)
 at jdbc.CreateSchema.checkForDBServerPresence(CreateSchema.java:771)
 at jdbc.CreateSchema.init(CreateSchema.java:97)
 at jdbc.CreateSchema.main(CreateSchema.java:107)
 at com.adventnet.appmanager.server.startup.StartServer.main(StartServer.java:1232)
Mon Oct 24 13:01:57 UTC 2016 :  Mysql daemon is not running on your Linux machine.Please start the daemon and retry
Mon Oct 24 13:01:57 UTC 2016 :  Unable to create database. Exiting Applications Manager

On manually starting the daemon, i am getting below error:

-bash-4.1$ /AppManager12/working/pgsql/bin/postgres -D /AppManager12/working/pgsql/data/amdb


[ 2016-10-24 13:39:56.960 GMT ]:LOG:  could not create IPv6 socket: Address family not supported by protocol


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