Hi i have placed Line Chart in Summary and It is showing Perfectly. But when i move it to detail band it disappears. I will Provide JRXML for this(MapReport.jrxml) I have a MapProcessor Class Which Fills Data in List of Maps ArrayList<Map<String, Object>>. using getData method. And Using StartCompany Class i am populating this data in JRMapCollectionDataSource and same is passed in Parameter. Kindly Suggest what i should do now. Files are attached. Thanks Vishal.