This should indeed be a simple solution for encountering this screen upon boot, and then the solution for the moment would be given on the screen already (just press the power button to continue to boot normally) …
(Source, and this boot message can be disabled.)
It should not be a solution for encountering this other screen corresponding to the “Can’t load Android system. Your data may be corrupt.” message given in the opening post …
(Source, randomly grabbed from the internet)