This happens at seemingly random intervals. Restarting InDesign does not help. Closing and opening the Page Panel does not help.
Changing the Page Preview Size does not help.
Any suggestions or fixes? This is really annoying.
Troubleshooting 101: Replace, or "trash" your InDesign preferences
Try restoring your InDesign preferences:
Trash, Replace, Reset, or Restore the application Preferences
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