no video with supported format and MIME type found. What does this mean and how can I change this

Question

no video with supported format and MIME type found

A huge screen for video is displayed and says the message above. How do I solve this? This happens to me only in M

Answer 1

this code worked fine for me...Found it from w3schools.com...Incase you still have issues try to add the mime types in the iis manager