Many hit songs are missing from YouTube and YouTube Music as it negotiates a new deal with the performing rights organization SESAC.

The blocks didn't affect all of these artists songs, but when users clicked to listen to some of them — like "Set Fire to the Rain" by Adele — they instead were met with a message that reads, "This video contains content from SESAC.

A number of YouTube videos featuring music from artists such as Adele, Green Day, Bob Dylan, Nirvana, and R.E.M. have been unplayable in the United States since Saturday. In statements to the press and on social media,