SEVERE: couldn't connect to DB

Dear All,

I have installed MS SQL Server and now I am trying to install NW 7.0

I am getting the following error during installation. Can someone please suggest any resolution to this problem.

Regards

Nikhil

Jul 14, 2009 4:05:57 PM com.sap.inst.jload.Jload main

SEVERE: couldn't connect to DB

Jul 14, 2009 4:05:57 PM com.sap.inst.jload.Jload logStackTrace

SEVERE: java.sql.SQLException: [SAP_NWMss][SQLServer JDBC Driver]Error establishing socket. Connection refused: connect

at com.sap.nwmss.jdbc.base.BaseExceptions.createException(Unknown Source)

at com.sap.nwmss.jdbc.base.BaseExceptions.getException(Unknown Source)

at com.sap.nwmss.jdbc.sqlserver.tds.TDSConnection.<init>(Unknown Source)

at com.sap.nwmss.jdbc.sqlserver.SQLServerImplConnection.open(Unknown Source)

at com.sap.nwmss.jdbc.base.BaseConnection.connect(Unknown Source)

at com.sap.nwmss.jdbc.base.BaseConnection.setupImplConnection(Unknown Source)

at com.sap.nwmss.jdbc.base.BaseConnection.open(Unknown Source)

at com.sap.nwmss.jdbc.base.BaseDriver.connect(Unknown Source)

at com.sap.sql.jdbc.NativeConnectionFactory.createNativeConnection(NativeConnectionFactory.java:215)

at com.sap.sql.connect.OpenSQLDataSourceImpl.createConnection(OpenSQLDataSourceImpl.java:522)

at com.sap.sql.connect.OpenSQLDataSourceImpl.getConnection(OpenSQLDataSourceImpl.java:276)

at com.sap.inst.jload.db.DBConnection.connectViaSecureStore(DBConnection.java:105)

at com.sap.inst.jload.db.DBConnection.connect(DBConnection.java:149)

at com.sap.inst.jload.Jload.main(Jload.java:580)