Exporting page to PDF via incognito mode throws a misleading error - "Your session has expired"

Issue Summary

A misleading error "Your session has expired" is showing when exporting the page to PDF by visiting the page URL directly. Even though this error is shown, the export is completed successfully.

Steps to Reproduce

1. Open incognito mode in Chrome
2. Paste the page direct URL in the address bar
3. Proceed to login via id.atlassian.com
4. Once logged in, try to create a PDF page export

The issue can also be reproduced by opening a new Safari session and following the same steps defined above.

Expected Results

If PDF export is successful no error message is shown.

Actual Results

Even though PDF export completes successfully, the user is shown the error message - "Your session has expired".

Workaround

No workaround is required as error message is misleading and doesn't affect anything.