Issue Summary

An error occurs when closing the edit page on certain pages on Confluence Cloud.

This is reproducible on Data Center:  yes

Steps to Reproduce

 Steps to reproduce:
1. Open the page this error occurs.
2. Open the edit page by clicking the pencil icon.
3. Click the Close button without editing the page.
  The error is shown.
    "Your request could not be processed because a required security token was not present in the request"

Expected Results

Able to edit pages without errors.

Actual Results

Error message shown above.

"Your request could not be processed because a required security token was not present in the request"

Workaround

A workaround will be added here when available