Uncaught DOMException: Blocked a frame with origin “https://x.x.x.x” from accessing a cross-origin frame.
at JSON.stringify (anonymous)
This issue will be fixed in a later AEM release. For now to resolve the issue, disable “Aggregate Usage Tracking”
Login to AEM as admin
Go to http://aemhost:port/system/console/configMgr/com.adobe.cq.experiencelog.ExperienceLogConfig