Unable to connect JBoss CLI

Issue

• Jboss CLI disconnect, Java process hangs because of a NullPointerException

WARN: can't find jboss-cli.xml. Using default configuration values.
Jun 22, 2016 1:37:07 PM org.xnio.Xnio <clinit>
INFO: XNIO Version 3.0.7.GA
Jun 22, 2016 1:37:07 PM org.xnio.nio.NioXnio <clinit>
INFO: XNIO NIO Implementation Version 3.0.7.GA
Jun 22, 2016 1:37:07 PM org.jboss.remoting3.EndpointImpl <clinit>
INFO: JBoss Remoting version 3.2.14.GA
{
    "outcome" => "success",
    "result" => "6.4.5.GA"
}
Jun 22, 2016 1:37:08 PM org.jboss.remoting3.spi.SpiUtils safeHandleClose
ERROR: Close handler threw an exception
java.lang.NullPointerException
    at org.jboss.as.cli.impl.CommandContextImpl.handleClose(CommandContextImpl.java:1206)
    at org.jboss.as.cli.impl.CLIModelControllerClient$4.handleClose(CLIModelControllerClient.java:156)
    at org.jboss.as.cli.impl.CLIModelControllerClient$4.handleClose(CLIModelControllerClient.java:153)
    at org.jboss.remoting3.spi.SpiUtils.safeHandleClose(SpiUtils.java:54)
    at org.jboss.remoting3.spi.AbstractHandleableCloseable$CloseHandlerTask.run(AbstractHandle