Full traceback:
File "game/tl/russian/scripts/Story_character_dev/0.7_update_story.rpy", line 5473, in script
j "Ты {я}ублюдок{/я}! Посмотрим, кто посмеется последним!"
File "renpy/ast.py", line 715, in execute
renpy.exports.say(who, what, *args, **kwargs)
File "renpy/exports.py", line 1415, in say
renpy.store.say(who, what, *args, **kwargs)
File "renpy/common/00library.rpy", line 268, in say
who(what, interact=interact, *args, **kwargs)
File "renpy/character.py", line 1219, in __call__
self.do_display(who, what, cb_args=self.cb_args, dtt=dtt, **display_args)
File "renpy/character.py", line 871, in do_display
**display_args)
File "renpy/character.py", line 621, in display_say
rv = renpy.ui.interact(mouse='say', type=type, roll_forward=roll_forward)
File "renpy/ui.py", line 298, in interact
rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
File "renpy/display/core.py", line 3213, in interact
repeat, rv = self.interact_core(preloads=preloads, trans_pause=trans_pause, pause=pause, pause_start=pause_start, **kwargs)
File "renpy/display/core.py", line 3729, in interact_core
self.draw_screen(root_widget, fullscreen_video, (not fullscreen_video) or video_frame_drawn)
File "renpy/display/core.py", line 2466, in draw_screen
renpy.config.screen_height,
File "render.pyx", line 492, in renpy.display.render.render_screen
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 783, in render
surf = render(child, width, height, cst, cat)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 783, in render
surf = render(child, width, height, cst, cat)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 783, in render
surf = render(child, width, height, cst, cat)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/screen.py", line 681, in render
child = renpy.display.render.render(self.child, w, h, st, at)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 783, in render
surf = render(child, width, height, cst, cat)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 1190, in render
st, at)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/display/layout.py", line 783, in render
surf = render(child, width, height, cst, cat)
File "render.pyx", line 170, in renpy.display.render.render
File "render.pyx", line 263, in renpy.display.render.render
File "renpy/text/text.py", line 2050, in render
virtual_layout = Layout(self, width, height, renders, drawable_res=False, size_only=True)
File "renpy/text/text.py", line 608, in __init__
self.paragraphs = self.segment(text.tokens, style, renders, text)
File "renpy/text/text.py", line 1230, in segment
raise Exception("Unknown text tag %r" % text)
Exception: Unknown text tag u'\u044f'

While processing text tag {я} in u'\u0422\u044b {\u044f}\u0443\u0431\u043b\u044e\u0434\u043e\u043a{/\u044f}! \u041f\u043e\u0441\u043c\u043e\u0442\u0440\u0438\u043c, \u043a\u0442\u043e \u043f\u043e\u0441\u043c\u0435\u0435\u0442\u0441\u044f \u043f\u043e\u0441\u043b\u0435\u0434\u043d\u0438\u043c!'.:
File "game/tl/russian/scripts/Story_character_dev/0.7_update_story.rpy", line 5473, in script
j "Ты {я}ублюдок{/я}! Посмотрим, кто посмеется последним!"
File "renpy/common/00library.rpy", line 268, in say
who(what, interact=interact, *args, **kwargs)
Exception: Unknown text tag u'\u044f'