Steps to reproduce this issue:
Open the website in your preferred browser: https://report.bugs.mojang.com/
Open a project, then select a report
Write a comment and upload some screenshots/video.
Observe, this issue appear sometimes
Expected results:
In the reports and comments you should be able to upload multiple screenshots and videos.
Actual results:
You will not able sometimes to upload multiple videos or screenshots in the comments.
This issue is happening again but sometimes.