Page exports to PDF are failing at 0%

Summary

Pages exports to PDF are failing with the error below, at 0%:

There was an error in the export. Please check your log files.

Environment

• Confluence Cloud

Steps to Reproduce

1. Access a page
2. Click on •••
3. Export to PDF

Expected Results

The page should be exported

Actual Results

The export fails immediately, with 0% and the error

There was an error in the export. Please check your log files.

as shown below:

Workaround

1. Access the page with Chrome
2. Click on ••• and select "View source"
3. Export to PDF using the browser shortcut (Ctrl+P or command+P)