events.js:25 Uncaught TypeError: Failed to execute 'dispatchEvent' on 'EventTarget': parameter 1 is not of type 'Event'. at o (events.js:25) at Object.messagesInitialized (events.js:33) at WidgetShell.js:548 at XMLHttpRequest.<anonymous> (fetchWidgetData.js:60) o @ events.js:25 messagesInitialized @ events.js:33 (anonymous) @ WidgetShell.js:548 (anonymous) @ fetchWidgetData.js:60 XMLHttpRequest.send (async) h @ fetchWidgetData.js:79 value @ WidgetShell.js:547 (anonymous) @ throttle.js:25 value @ WidgetShell.js:592 d @ startOnceReady.js:32 l @ startOnceReady.js:43 (anonymous) @ start.js:19 n @ bootstrap:19 (anonymous) @ bootstrap:83 (anonymous) @ bootstrap:83