Write to invalid memory address

[crazyrobinhood]

I got those errors in loop and a beep.

Write 0x0 to invalid memory address 0xFFFF - PC = 0x00EF
Write 0xE to invalid memory address 0xFFFE - PC = 0x00EF
Write 0xF to invalid memory address 0xFFFD - PC = 0x00EF
Write 0x0 to invalid memory address 0xFFFF - PC = 0x004C
Write 0x4 to invalid memory address 0xFFFE - PC = 0x004C
Write 0xC to invalid memory address 0xFFFD - PC = 0x004C
Write 0x5 to invalid memory address 0xFFFF - PC = 0x005D
Write 0xD to invalid memory address 0xFFFE - PC = 0x005D
Write 0x3 to invalid memory address 0xFFFF - PC = 0x0013
Write 0x0 to invalid memory address 0xFFFF - PC = 0x0013
Write 0x1 to invalid memory address 0xFFFE - PC = 0x0013
Write 0x3 to invalid memory address 0xFFFD - PC = 0x0013
Write 0x5 to invalid memory address 0xFFFF - PC = 0x005D
Write 0xD to invalid memory address 0xFFFE - PC = 0x005D
Write 0x3 to invalid memory address 0xFFFF - PC = 0x0013
Write 0x0 to invalid memory address 0xFFFF - PC = 0x0013
Write 0x1 to invalid memory address 0xFFFE - PC = 0x0013
Write 0x3 to invalid memory address 0xFFFD - PC = 0x0013
Write 0x5 to invalid memory address 0xFFFF - PC = 0x005D
Write 0xD to invalid memory address 0xFFFE - PC = 0x005D
....

I'm on Linux with kernel 6.8.0. popOS as OS.
Thanks in advance!

[Almarch]

when in the game does it happen ?