Is that the board of the new stage flashed? I didn't touch any keys or Joystick during this time.
Should LV2 be available from the game menu from this point on?
Because LV2 was not unlocked in the menu.
Playing on Easymode v1.01, Vice emulator 3.7.1 Windows7
I had the same on the 1541Ultimate2+ C64 PAL
Link to Video:
https://mega.nz/file/rcQHTBjS#I0cRUJDlwJ51GWxGjpmf9Oh7bTYdr1GVBEQ-1J8jelQ