Bug 135790 ClassCastException in RowData.
ClassCastException is thrown in RowData line 81(IBaseExpression expr = ( IBaseExpression ) valueExpressions.get( index - 1 );).
engine/org.eclipse.birt.report.engine/src/org/eclipse/birt/report/engine/parser/EngineIRVisitor.java
setupReportItem( listing, handle );
		listing.setPageBreakInterval( handle.getPageBreakInterval( ) );
		
		
		
		
	}
	
	protected int toDteFilterOperator( String modelOpr )
	{
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_EQ ) )
			return IConditionalExpression.OP_EQ;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_NE ) )
			return IConditionalExpression.OP_NE;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_LT ) )
			return IConditionalExpression.OP_LT;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_LE ) )
			return IConditionalExpression.OP_LE;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_GE ) )
			return IConditionalExpression.OP_GE;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_GT ) )
			return IConditionalExpression.OP_GT;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_BETWEEN ) )
			return IConditionalExpression.OP_BETWEEN;
		if ( modelOpr
				.equals( DesignChoiceConstants.FILTER_OPERATOR_NOT_BETWEEN ) )
			return IConditionalExpression.OP_NOT_BETWEEN;
		if ( modelOpr.equals( DesignChoiceConstants.FILTER_OPERATOR_NULL ) )
			return IConditionalExpression.OP_NULL;