[BUG] Can not post to Exhaust, error 30808

I was trying to post on @exhaust about my attempt to run today, but I can not, for some reason. I have tried removing the tags, uploading the images on hive.blog instead of exhaust, but I kept getting this error.

I do not know if it is an issue on @keychain or on exhaust, but it is happening, and I had to default to another front-end to post and ended up using @ecency as always.

There is no network activity, but there is something on the console, on Google Chrome: