Xiaomi Redmi Note 8 pro bug

[Elmon 12]

hi, i have a problem whit dolphin, and i don´t know why, because the speed of the emulator is good and smooth, but the thing is that after a while playing like 30 minutes, the game just close, i try whit diferent settings and games, but the problem continues, so, what can i do to solve this, can any body help me plz?, thanks :c