A patch was released to ensure the server correctly processed request headers for seeking within a video file. If you are seeing errors related to this, ensure your web server software is updated to a modern version. 2. WhatsApp and Distributed Systems Logging
One of the most prominent references is within the Nginx bug tracker , which dealt with playback issues for MP4 files on iPad devices. 521 mp4
If you are a developer hosting this file, ensure your server supports "Byte-Range Requests," which allows mobile devices to request specific parts of the MP4 file for playback. A patch was released to ensure the server