When a Report with ObjectDataSourceParameter is loaded into the WebReportDesigner, the designer throws an error when trying to initialize the parameter.
Could not create instance of 'ObjectDataSourceParameter'. TypeError: Cannot read property 'push' of undefined
at new d (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:89908)
at new a (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:277743)
at s.CreateInstance (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:644848)
at d.<anonymous> (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:515470)
at Generator.next (<anonymous>)
at http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:513964
at new Promise (<anonymous>)
at l (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:513709)
at d.CreateComponent (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:515160)
at a.<anonymous> (http://localhost:23456/api/reportdesigner/designerresources/js/webReportDesigner-14.2.20.1021.min.js/:9:58884)