Cancelling the closing of the Ren'Py window can result in a crash about renpy HOT 4 CLOSED

Tue Aug  7 16:52:08 2012
Linux-3.2.0-27-generic-pae-i686-with-debian-wheezy-sid
Ren'Py 6.14.0.329
A Ren'Py Game 0.0


Windowed mode.
Screen sizes: virtual=(800, 600) physical=(800, 600)
Vendor: 'Humper'
Renderer: 'Chromium'
Version: '2.1 Chromium 1.9'
Display Info: <VideoInfo(hw = 0, wm = 1,video_mem = 0
         blit_hw = 0, blit_hw_CC = 0, blit_hw_A = 0,
         blit_sw = 0, blit_sw_CC = 0, blit_sw_A = 0,
         bitsize  = 32, bytesize = 4,
         masks =  (16711680, 65280, 255, 0),
         shifts = (16, 8, 0, 0),
         losses =  (0, 0, 0, 8),
         current_w = 1920, current_h = 976
>

Extensions:

    GL_ARB_depth_texture
    GL_ARB_fragment_program
    GL_ARB_fragment_shader
    GL_ARB_multisample
    GL_ARB_multitexture
    GL_ARB_occlusion_query
    GL_ARB_pixel_buffer_object
    GL_ARB_point_parameters
    GL_ARB_point_sprite
    GL_ARB_shader_objects
    GL_ARB_shading_language_100
    GL_ARB_shadow
    GL_ARB_texture_border_clamp
    GL_ARB_texture_compression
    GL_ARB_texture_cube_map
    GL_ARB_texture_env_add
    GL_ARB_texture_env_combine
    GL_ARB_texture_env_crossbar
    GL_ARB_texture_env_dot3
    GL_ARB_texture_mirrored_repeat
    GL_ARB_texture_non_power_of_two
    GL_ARB_texture_rectangle
    GL_ARB_transpose_matrix
    GL_ARB_vertex_buffer_object
    GL_ARB_vertex_program
    GL_ARB_vertex_shader
    GL_ARB_window_pos
    GL_ATI_texture_mirror_once
    GL_CR_bounding_box
    GL_CR_cursor_position
    GL_CR_head_spu_name
    GL_CR_performance_info
    GL_CR_print_string
    GL_CR_readback_barrier_size
    GL_CR_saveframe
    GL_CR_server_id_sharing
    GL_CR_server_matrix
    GL_CR_state_parameter
    GL_CR_synchronization
    GL_CR_tile_info
    GL_CR_tilesort_info
    GL_CR_window_size
    GL_EXT_blend_color
    GL_EXT_blend_equation_separate
    GL_EXT_blend_func_separate
    GL_EXT_blend_minmax
    GL_EXT_blend_subtract
    GL_EXT_compiled_vertex_array
    GL_EXT_draw_range_elements
    GL_EXT_fog_coord
    GL_EXT_framebuffer_blit
    GL_EXT_framebuffer_object
    GL_EXT_multi_draw_arrays
    GL_EXT_secondary_color
    GL_EXT_shadow_funcs
    GL_EXT_stencil_two_side
    GL_EXT_stencil_wrap
    GL_EXT_texture3D
    GL_EXT_texture_compression_s3tc
    GL_EXT_texture_cube_map
    GL_EXT_texture_edge_clamp
    GL_EXT_texture_env_add
    GL_EXT_texture_env_combine
    GL_EXT_texture_env_dot3
    GL_EXT_texture_filter_anisotropic
    GL_EXT_texture_lod_bias
    GL_EXT_texture_object
    GL_EXT_texture_sRGB
    GL_IBM_rasterpos_clip
    GL_IBM_texture_mirrored_repeat
    GL_NV_fog_distance
    GL_NV_fragment_program
    GL_NV_register_combiners
    GL_NV_register_combiners2
    GL_NV_texgen_reflection
    GL_NV_texture_rectangle
    GL_NV_vertex_program
    GL_NV_vertex_program1_1
    GL_NV_vertex_program2
    GL_SGIS_generate_mipmap
Number of texture units: 4
Using shader environment.
Using copy RTT.
Using gl renderer.
Texture testing:
- Hardware max texture size: 16384
- 64px textures work.
- 128px textures work.
- 256px textures work.
- 512px textures work.
- 1024px textures work.
- 2048px textures work.
Performance test:
- Target is 5 frames in 0.333333333333 seconds.
- Frame drawn at 0.000000 seconds.
- Frame drawn at 0.017000 seconds.
- Frame drawn at 0.033000 seconds.
- Frame drawn at 0.048000 seconds.
- Frame drawn at 0.064000 seconds.
- 0.064000 seconds to render 5 frames.
Traceback (most recent call last):
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/execution.py", line 266, in run
    node.execute()
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/ast.py", line 646, in execute
    renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/python.py", line 1159, in py_exec_bytecode
    exec bytecode in globals, locals
  File "common/_layout/screen_main_menu.rpym", line 11, in <module>
    $ ui.interact()
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/ui.py", line 237, in interact
    rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/core.py", line 1812, in interact
    repeat, rv = self.interact_core(preloads=preloads, **kwargs)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/core.py", line 2117, in interact_core
    self.draw_screen(root_widget, fullscreen_video)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/core.py", line 1401, in draw_screen
    renpy.config.screen_height,
  File "render.pyx", line 366, in renpy.display.render.render_screen (gen/renpy.display.render.c:4567)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 514, in render
    surf = render(child, width, height, cst, cat)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 514, in render
    surf = render(child, width, height, cst, cat)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 514, in render
    surf = render(child, width, height, cst, cat)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/screen.py", line 276, in render
    child = renpy.display.render.render(self.child, w, h, st, at)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 514, in render
    surf = render(child, width, height, cst, cat)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 857, in render
    st, at)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 665, in render
    surf = render(d, width - x, rh, cst, cat)
  File "render.pyx", line 95, in renpy.display.render.render (gen/renpy.display.render.c:2290)
  File "render.pyx", line 166, in renpy.display.render.render (gen/renpy.display.render.c:2032)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/behavior.py", line 516, in render
    rv = super(Button, self).render(width, height, st, at)
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/display/layout.py", line 830, in render
    xminimum = max(xminimum, size_groups[size_group].width(width, height, st, at))
KeyError: 'mm'
Traceback (most recent call last):
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/bootstrap.py", line 228, in bootstrap
    renpy.main.main()
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/main.py", line 364, in main
    renpy.display.render.check_at_shutdown()
  File "render.pyx", line 91, in renpy.display.render.check_at_shutdown (gen/renpy.display.render.c:1473)
Exception: 10 Renders are alive at shutdown. This is probably a memory leak bug in Ren'Py.
Deallocating textures.
Done deallocating textures.
About to quit GL.
Finished quit GL.

I'm sorry, but an uncaught exception occurred.

While running game code:
Exception: 10 Renders are alive at shutdown. This is probably a memory leak bug in Ren'Py.

-- Full Traceback ------------------------------------------------------------

Full traceback:
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/bootstrap.py", line 228, in bootstrap
    renpy.main.main()
  File "/home/davey3000/renpy/renpy-6.14.0-sdk/renpy/main.py", line 364, in main
    renpy.display.render.check_at_shutdown()
  File "render.pyx", line 91, in renpy.display.render.check_at_shutdown (gen/renpy.display.render.c:1473)
Exception: 10 Renders are alive at shutdown. This is probably a memory leak bug in Ren'Py.

Linux-3.2.0-27-generic-pae-i686-with-debian-wheezy-sid
Ren'Py 6.14.0.329
A Ren'Py Game 0.0