Often seen when logging in via third-party providers like YouTube TV or DirecTV Stream, where the "handshake" between services fails to find the correct user profile.
You might be using a VPN to try and bypass blackouts, or you simply forgot to turn your work VPN off. The NBA streams have aggressive anti-proxy software. If the system detects a datacenter IP address, it will refuse to serve the video file, resulting in a 404. nba league pass status code 404
The feed jumped to 2012. A Christmas Day game between the Thunder and the Heat, except the box score was wrong. LeBron had 12 steals. Russ had 20 assists. A dunk by Kevin Durant went through the net, then back up, then through again—a glitched, beautiful impossibility. Often seen when logging in via third-party providers