500 Internal Server Error - Steam Profile Editing

[Neuro]

Recently I've been decorating my profile by uploading workshop content, so consequently I had to use a little bit of console commands in my web browser. Now it's broken. Everytime I try to edit my profile and press "Save Change", I run into this error:

"500 INTERNAL SERVER ERROR
_____________________________
nghinx"

I tried deleting my cache and cookies and browsing history in my web browser, and reset my computer, but it didn't work. The error keeps appearing on every web browsers, including Steam, Edge and Chrome.

Anyone knows how to fix it?

[papercut]

I've done steam artworks ♥♥♥♥ in the past but only recently anything I try to do to my profile causes this error. Changing a badge, background or showcase all give me this error and i'm pist