Bug 207897 [Automation][Regression]A DataException is thrown out when preview reportdesign
Description: A DataException is thrown out when preview reportdesign Test Date: 20071030 Test Build: BIRT2.2.2 v20071029 Step to reproduce: 1. Use the reportdesign attached 2. Preview it Expect result: Report can be previewed without any exception. Actual result: A DataException is thrown out.
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/executor/ExecutionContext.java
IDataQueryDefinition query, boolean useCache ) throws BirtException
	{
		IDataEngine dataEngine = getDataEngine( );
		return dataEngine.execute( parent, query, useCache);
	}
	public IBaseResultSet getResultSet( )
	{
		if ( rsets != null )
		{
			return rsets[0];
		}
		return null;
	}
	
	public void setResultSet( IBaseResultSet rset )
	{
		if ( rset != null )
		{
			if ( rsets != null && rsets.length == 1 && rsets[0] == rset )
			{
				return;
			}
			setResultSets( new IBaseResultSet[]{rset} );
		}
		else
		{
			setResultSets( null );
		}
	}
	public IBaseResultSet[] getResultSets( )