The webcam is not streaming at all

Your webcam is streamed in two distinct places:

One in the OctoPrint; the other in The Spaghetti Detective. 

When you have a problem with webcam streaming, the first step is to figure out which one is having issues. Follow the guides below to test whether your OctoPrint or The Spaghetti Detective stream is causing problems:

If all the tests below pass, but the webcam streaming still doesn't work on The Spaghetti Detective page, here is how you can get further help.