I'm sorry, but an uncaught exception occurred.
While running game code:
  File "renpy/common/00start.rpy", line 205, in script call
    call _gl_test
  File "renpy/common/00gltest.rpy", line 387, in script
    $ __gl_test()
  File "renpy/common/00start.rpy", line 205, in script call
    call _gl_test
  File "renpy/common/00gltest.rpy", line 387, in script
    $ __gl_test()
  File "renpy/common/00gltest.rpy", line 387, in <module>
    $ __gl_test()
  File "renpy/common/00gltest.rpy", line 317, in _m1_00gltest__gl_test
    _gl_performance_test()
  File "renpy/common/00gltest.rpy", line 342, in _gl_performance_test
    ui.interact(suppress_underlay=True, suppress_overlay=True)
AttributeError: 'SWDraw' object has no attribute 'scale_fast'