I can't see\change any detail on the connector details on the administration tab since in doesn't show anything.
This can occur when there are network problems between the UI and Manager and Connector servers.
Check the ..\SamUI\logs\soiuis-debug. log for the following message
ERROR [AdminUI GetConnectorConfig 3] exceptions.ExceptionUtil.exceptionConv(46) - MsgBus :Connection refused: connect
javax.jms.JMSException: Connection refused: connect
Ensure that the short name, FQDN and IP address resolution between the UI and Manager & Connector servers.