Fixes for the common problems.
Most Osiris problems have simple causes, and the deep pool helps.
Almost always your Tor circuit or a temporary flood. Request a new circuit and retry, or rotate to another node. Osiris keeps several warm, so one usually opens quickly.
If the captcha or header address does not match your bar, stop, close the tab, and copy a verified address fresh. A deposit that has not shown is usually waiting on confirmations.