INFO: mypaint: Installation layout: conventional POSIX-like structure with prefix '/usr'
WARNING: gui.userconfig: Failed to load settings file: /home/rowe/.config/mypaint/settings.json
WARNING: gui.userconfig: Failed to load settings: using defaults
INFO: gui.main: No locale setting found, using system locale
INFO: lib.i18n: POSIX: LANG='de_DE.utf8'
INFO: lib.i18n: POSIX: LANGUAGE=None
WARNING: gui.userconfig: Failed to load settings file: /home/rowe/.config/mypaint/settings.json
WARNING: gui.userconfig: Failed to load settings: using defaults
INFO: gui.compatibility: Setting mode to 2.x (standard)
INFO: gui.compatibility: Setting default layer type to Pigment
INFO: gui.device: New device 'SynPS/2 Synaptics TouchPad' (GDK_SOURCE_TOUCHPAD, axes:4, class=X11DeviceXI2, vendor='0002', product='0007')
INFO: gui.device: New device 'SINO WEALTH Gaming KB  Consumer Control' (GDK_SOURCE_MOUSE, axes:4, class=X11DeviceXI2, vendor='258a', product='002a')
INFO: gui.device: New device 'SINOWEALTH GXT 144 Gaming Mouse' (GDK_SOURCE_MOUSE, axes:6, class=X11DeviceXI2, vendor='145f', product='026d')
INFO: gui.device: New device 'Logitech USB Receiver Consumer Control' (GDK_SOURCE_MOUSE, axes:4, class=X11DeviceXI2, vendor='046d', product='c52b')
INFO: gui.device: New device 'Logitech USB Receiver Mouse' (GDK_SOURCE_MOUSE, axes:6, class=X11DeviceXI2, vendor='046d', product='c52b')
INFO: gui.device: New device 'Virtual core XTEST pointer' (GDK_SOURCE_MOUSE, axes:2, class=X11DeviceXI2, vendor=None, product=None)
INFO: gui.document: Initialized background from '/usr/share/mypaint/backgrounds/mrmamurk/mamurk_e_1.png'
WARNING: gui.keyboard: Ignoring keybinding for '<Actions>/BrushModifierActions/BlendModeMenu'
Traceback (most recent call last):
  File "/usr/lib/mypaint/gui/tileddrawwidget.py", line 567, in _first_map_cb
    self.update_cursor()
  File "/usr/lib/mypaint/gui/tileddrawwidget.py", line 602, in update_cursor
    c = cursor.get_brush_cursor(radius, style, self.app.preferences)
  File "/usr/lib/mypaint/gui/cursor.py", line 109, in get_brush_cursor
    pixbuf = _image_surface_to_pixbuf(surf)
  File "/usr/lib/mypaint/gui/cursor.py", line 119, in _image_surface_to_pixbuf
    return Gdk.pixbuf_get_from_surface(surf, 0, 0, w, h)
KeyError: 'could not find foreign type Surface'
TypeError: Couldn't find foreign struct converter for 'cairo.Context'
TypeError: Couldn't find foreign struct converter for 'cairo.Context'
TypeError: Couldn't find foreign struct converter for 'cairo.Context'
ERROR: lib.observable: Failed to call observer <_BoundObserverMethod gui.brushmodifier.BrushModifier.brush_selected_cb>
Traceback (most recent call last):
  File "/usr/lib/mypaint/gui/application.py", line 451, in _at_application_start
    self.brushmanager.select_initial_brush()
  File "/usr/lib/mypaint/gui/brushmanager.py", line 543, in select_initial_brush
    self.select_brush(initial_brush)
  File "/usr/lib/mypaint/gui/brushmanager.py", line 943, in select_brush
    self.brush_selected(brush, brushinfo)
  File "/usr/lib/mypaint/lib/observable.py", line 289, in __call__
    observer(observed, *args, **kwargs)
  File "/usr/lib/mypaint/lib/observable.py", line 474, in __call__
    self._observer_func(observer, observed, *args, **kwargs)
  File "/usr/lib/mypaint/gui/brushmodifier.py", line 129, in brush_selected_cb
    b.end_atomic()
  File "/usr/lib/mypaint/lib/brush.py", line 578, in end_atomic
    f(pending)
  File "/usr/lib/mypaint/gui/tileddrawwidget.py", line 640, in brush_modified_cb
    self.update_cursor()
  File "/usr/lib/mypaint/gui/tileddrawwidget.py", line 602, in update_cursor
    c = cursor.get_brush_cursor(radius, style, self.app.preferences)
  File "/usr/lib/mypaint/gui/cursor.py", line 109, in get_brush_cursor
    pixbuf = _image_surface_to_pixbuf(surf)
  File "/usr/lib/mypaint/gui/cursor.py", line 119, in _image_surface_to_pixbuf
    return Gdk.pixbuf_get_from_surface(surf, 0, 0, w, h)
KeyError: 'could not find foreign type Surface'
TypeError: Couldn't find foreign struct converter for 'cairo.Context'