Bug 213981 [Automation] [Regression] Exception is thrown out when preview the attached report design [07]
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/internal/document/v4/ExtendedItemExecutor.java
protected void doExecute( ) throws Exception
	{
		InstanceID iid = content.getInstanceID( );
		DataID dataId = iid.getDataID( );
		if ( dataId != null )
		{
			IBaseResultSet rset = getResultSet( );
			if ( rset == null )
			{
				rset = restoreParentResultSet( );
			}
			if ( rset != null )
			{
				if ( rset instanceof IQueryResultSet )
				{
					IQueryResultSet qrset = (IQueryResultSet) rset;
					long rowId = dataId.getRowID( );
					if ( rowId != -1 )
					{
						qrset.skipTo( rowId );
					}
				}
				else if ( rset instanceof ICubeResultSet )
				{
					ICubeResultSet crset = (ICubeResultSet) rset;
					String cid = dataId.getCellID( );
					if ( cid != null )
					{
						crset.skipTo( cid );
					}