Error during step 3 of LTI 1.3 launch "The launch has either expired or already been consumed

instructure / canvas-lms

The open LMS by Instructure, Inc.

https://github.com/instructure/canvas-lms/wiki

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Error during step 3 of LTI 1.3 launch "The launch has either expired or already been consumed #2049

Closed drscottlobo closed 2 years ago

drscottlobo commented 2 years ago

Summary:

I'm receiving an error at Step 3 of the LTI 1.3 flow. Canvas is running on localhost:3000 and my LTI is running with a self-signed certificate on https://localhost:8000. The OIDC launch successfully launches the tool and then I send a redirect back to my local instance of Canvas http://localhost:3000/api/lti/authorize_redirect

Steps to reproduce:

1. 2. 3.

Expected behavior:

Actual behavior:

Additional notes:

Soumyaranjanpal commented 1 year ago

Hi @drscottlobo , How you solved this issue ?