Bug 191447 Repreview the Output Parameters in storedprocedure dataset will lead the exception
Description: Repreview the Output Parameters in storedprocedure dataset will lead the exception Build number: 2.2.0.v20070607-0630 Steps to reproduce: 1, Open the attached report design 2, Open the Data Set 3, Preview Output Parameters 4, Click OK button 5, Reopen the Data Set 6, Preview Output Parameters again Expected result: The preview should be successfully Actual result: Exception occurs Error log: org.eclipse.birt.data.engine.core.DataException: Cannot execute the statement. SQL statement does not return a ResultSet object. SQL error #1: Parameter #2 has not been set. at org.eclipse.birt.data.engine.odaconsumer.PreparedStatement.execute(PreparedStatement.java:567) at org.eclipse.birt.data.engine.executor.DataSourceQuery.execute(DataSourceQuery.java:494) at org.eclipse.birt.data.engine.impl.PreparedOdaDSQuery$OdaDSQueryExecutor.executeOdiQuery(PreparedOdaDSQuery.java:338) at org.eclipse.birt.data.engine.impl.QueryExecutor.execute(QueryExecutor.java:761) at org.eclipse.birt.data.engine.impl.ServiceForQueryResults.executeQuery(ServiceForQueryResults.java:216) at org.eclipse.birt.data.engine.impl.QueryResults.getResultIterator(QueryResults.java:152) at org.eclipse.birt.report.designer.data.ui.dataset.OutputParameterPreviewPage.updateResults(OutputParameterPreviewPage.java:256) at org.eclipse.birt.report.designer.data.ui.dataset.OutputParameterPreviewPage.access$1(OutputParameterPreviewPage.java:190) at org.eclipse.birt.report.designer.data.ui.dataset.OutputParameterPreviewPage$2.run(OutputParameterPreviewPage.java:165)
data/org.eclipse.birt.report.data.oda.jdbc.ui/src/org/eclipse/birt/report/data/oda/jdbc/ui/editors/SQLDataSetEditorPage.java
private DataSetDesign getDataSetDesign( )
	{
		if ( dataSetDesign == null )
			dataSetDesign = this.getInitializationDesign( );
		return dataSetDesign;
	}
	/**
	 * populate shema list if the schema is supported
	 * 
	 */
	protected void populateSchemaList( )
	{
		if ( rootNode != null )
		{
			removeTreeItem( rootNode );
		}
		if ( JdbcPlugin.getDefault( )
				.getPluginPreferences( )
				.getString( DateSetPreferencePage.SCHEMAS_PREFETCH_CONFIG )
				.equals( ENABLED ) )
		{
			getAvailableSchema( );
		}
		else
		{
			getSpecificSchema( schemaCombo.getText( ).trim( ) );
		}
		
		
		if ( schemaCombo.getItemCount( ) < 1 )