need help

[rosy_win]

Hi

 anybody can help?

        I'm a new user for Jasper report and when i start using iReport , I got the following issue. I've already set up the JDBC connection and tested OK. But when i open Design Query, there is no table showing. but when I write the query directly, I got the last error. Please help me any one who know how to solve.thanks.

 net.sf.jasperreports.engine.JRException: com.inet.tds.b.setFetchSize(I)V
Level:
    SEVERE
Stack Trace:
com.inet.tds.b.setFetchSize(I)V
    com.jaspersoft.ireport.designer.data.fieldsproviders.SQLFieldsProvider.getFields(SQLFieldsProvider.java:363)
    com.jaspersoft.ireport.designer.connection.JDBCConnection.readFields(JDBCConnection.java:470)
    com.jaspersoft.ireport.designer.wizards.ConnectionSelectionWizardPanel.validate(ConnectionSelectionWizardPanel.java:145)
    org.openide.WizardDescriptor$6.run(WizardDescriptor.java:1268)
    org.openide.util.RequestProcessor$Task.run(RequestProcessor.java:561)
    org.openide.util.RequestProcessor$Processor.run(RequestProcessor.java:986)