The described issue is relating to the old Chart item, which is now obsolete. The new Graph item
allows you to add series with individual settings e.g. coordinate system, Arrange Mode
The Graph item is introduced as of Telerik Reporting Q1 2013. It succeeds the Chart item and provides greater design-time, expressions, styling and interactivity
New HTML5/JS REPORT VIEWER with MOBILE AND TOUCH SUPPORT available in Telerik Reporting Q3 2013! Get the new Reporting version from your account or download a trial.