> For the complete documentation index, see [llms.txt](https://gitbook.brown.edu/xromm/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook.brown.edu/xromm/xromm-xmaportal-user-manual/xromm-how-to-upload-files/xromm-show-firefox-developer-window.md).

# XMAPortal : Show Firefox developer window

**If you have problem with the new non-Java file uploader, please enable Firefox Developer window, see this screencast for how to do it and then send me a screenshot or cut and paste if any messages shows up in the bottom window (Firefox developer window) when you try to stage a file.**

![](/files/-M-QIYTMgrrFgJmAwiOO)