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After compiling my project and running the flex viewer, all of the widgets work except for one. With one particular widget, I am geitting a WidgetManager.mxml error. I get this error message:
TypeError: Error #1009: Cannot access a property or method of a null object reference.
at com.esri.viewer.managers::WidgetManager/createWidget()[LOCAL_PATH\Flex_Workspace\FlexViewer_3\FlexViewer_COPY\s rc\com\esri\viewer\managers\WidgetManager.mxml:407]
at com.esri.viewer.managers::WidgetManager/runWidget()[LOCAL_PATH\Flex_Workspace\FlexViewer_3\FlexViewer_COPY\src\ com\esri\viewer\managers\WidgetManager.mxml:457]
at com.esri.viewer.managers::WidgetManager/widgetReadyHandler()[LOCAL_PATH\Flex_Workspace\FlexViewer_3\FlexViewer_ COPY\src\com\esri\viewer\managers\WidgetManager.mxml:525]