The media could not be loaded, either because the server or network failed or because the format is not supported.

[zapsanjay]

i have a website and playing video feture
video is comming from cloudfare r2
our some user got issue like

The media could not be loaded, either because the server or network failed or because the format is not supported.

but same video other user can playing successfully without any issue

for those user they got the issue and resolved it, said to
good morning sir,
i got the solution for this, we have to changing DNS over HTTPS setting in browser and making it as google public DNS

its resolved the issue

my query is why and what is the actual issue and how to resolve, this is my code

const intializeVideoPlayer = (idSelector) => {
const player = videojs(idSelector, {
auto: true,
autoSetup: false,
controls: true,
preload: 'auto',
fluid: true,
controlBar: {
skipButtons: {
forward: 10,
backward: 10
},
},
enableSmoothSeeking: true,
playbackRates: [0.5, 1, 1.25, 1.5, 2],
preferFullWindow: true,
});
player.on('error', function() {
console.error('Video error:', player.error());
});
return player;
}