Thank you for the report.
> The message is this: > building /gnu/store/qkmylc2cd950kf4zk8y3ay0hpwcvjpvr-mpv-0.32.0.drv... > \output ‘/gnu/store/q71zaxglbwmw3z4r1a3jmf1mgwrpmv4c-mpv-0.32.0’ of > ‘/gnu/store/qkmylc2cd950kf4zk8y3ay0hpwcvjpvr-mpv-0.32.0.drv’ differs > from previous round […] > Let me know if there is more information I can provide. Can you please tell us what files differ when you build mpv a second time with “guix build --check -K --no-grafts mpv” and compare the two output directories? Perhaps there are obvious patterns that could give us a clue as to what causes the differences. -- Ricardo
