If you are receiving an error when trying to login to Canvas with your UCSBnetID labeled "passport.identity.ucsb.edu is currently unable to handle this request HTTP ERROR 500" you will need to clear your browser's cache.
The links below are steps on how to clear your browser's cache for Safari, FireFox, and Chrome.
Safari: https://support.apple.com/guide/safari/manage-cookies-sfri11471/mac
FireFox: https://support.mozilla.org/en-US/kb/how-clear-firefox-cache
Chrome: https://support.google.com/accounts/answer/32050?hl=en&co=GENIE.Platform%3DDesktop
If you are still having problems logging in after clearing your cache please reach out to us at help@collaborate.ucsb.edu.