Level Editor Panels (Details, Outliner, Verse Explorer etc) are blank and have no data

try clean up local cache and stored data, can be they’re corrupted:

  1. go under [your profile]/AppData/Local/UnrealEditorFortnite. Delete all file
  2. rUN ePIC LAUNCHER and performe data check {under 3 doot mene […]

WARNINg: Be sure all project are sync and make a copy befoure procede. this will reset your installation !!