Same problem here.
here's the traceback:
I'm sorry, but an uncaught exception occurred.
While running game code:
  File "renpy/common/000statements.rpy", line 416, in execute_pause
    renpy.pause()
  File "game/functions/phone/messager.rpy", line 1, in execute
  File "game/functions/phone/messager.rpy", line 1, in execute
  File "game/functions/phone/messager.rpy", line 19, in execute
  File "game/functions/phone/messager.rpy", line 29, in execute
  File "game/functions/phone/messager.rpy", line 63, in execute
KeyError: u'incomming_m'
-- Full Traceback ------------------------------------------------------------
Full traceback:
  File "Days/Day5/d5_main.rpyc", line 4340, in script
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\ast.py", line 1907, in execute
    self.call("execute")
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\ast.py", line 1895, in call
    return renpy.statements.call(method, parsed, *args, **kwargs)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\statements.py", line 220, in call
    return method(parsed, *args, **kwargs)
  File "renpy/common/000statements.rpy", line 416, in execute_pause
    renpy.pause()
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\exports.py", line 1451, in pause
    rv = renpy.ui.interact(mouse='pause', type='pause', roll_forward=roll_forward)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\ui.py", line 289, in interact
    rv = renpy.game.interface.interact(roll_forward=roll_forward, **kwargs)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 2687, in interact
    repeat, rv = self.interact_core(preloads=preloads, trans_pause=trans_pause, **kwargs)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 3071, in interact_core
    root_widget.visit_all(lambda i : i.per_interact())
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 531, in visit_all
    d.visit_all(callback, seen)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 531, in visit_all
    d.visit_all(callback, seen)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 531, in visit_all
    d.visit_all(callback, seen)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\screen.py", line 424, in visit_all
    callback(self)
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\core.py", line 3071, in <lambda>
    root_widget.visit_all(lambda i : i.per_interact())
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\screen.py", line 434, in per_interact
    self.update()
  File "D:\Rpy\EcchiSensei-Day_7-V2\renpy\display\screen.py", line 619, in update
    self.screen.function(**self.scope)
  File "game/functions/phone/messager.rpy", line 1, in execute
  File "game/functions/phone/messager.rpy", line 1, in execute
  File "game/functions/phone/messager.rpy", line 19, in execute
  File "game/functions/phone/messager.rpy", line 29, in execute
  File "game/functions/phone/messager.rpy", line 63, in execute
  File "<screen language>", line 63, in <module>
KeyError: u'incomming_m'
Windows-8-6.2.9200
Ren'Py 7.2.0.424
Ecchi Sensei Day_7
maybe someone can help...
