[Bug] Update to 0.12.15 and cannot open it anymore

[a061109078]

Just reinstall it twice with mas , didn,t work. Need help

[code]
I'm sorry, but an uncaught exception occurred.

While running game code:
File "renpy/common/00updater.rpy", line 23, in script
init -1500 python in updater:
File "renpy/common/00updater.rpy", line 121, in
process_deferred()
File "renpy/common/00updater.rpy", line 104, in process_deferred
l = l.decode("utf-8")
UnicodeDecodeError: 'utf8' codec can't decode byte 0x87 in position 6: invalid start byte

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

Full traceback:
File "renpy/common/00updater.rpy", line 23, in script
init -1500 python in updater:
File "C:\Doki Doki Literature Club\renpy\ast.py", line 814, in execute
renpy.python.py_exec_bytecode(self.code.bytecode, self.hide, store=self.store)
File "C:\Doki Doki Literature Club\renpy\python.py", line 1719, in py_exec_bytecode
exec bytecode in globals, locals
File "renpy/common/00updater.rpy", line 121, in
process_deferred()
File "renpy/common/00updater.rpy", line 104, in process_deferred
l = l.decode("utf-8")
File "/home/tom/ab/x64lucid-deps/install/lib/python2.7/encodings/utf_8.py", line 16, in decode
UnicodeDecodeError: 'utf8' codec can't decode byte 0x87 in position 6: invalid start byte

Windows-8-6.2.9200
Ren'Py 6.99.12.4.2187
Monika After Story 0.12.15
[/code]

[Booplicate]

Try to reinstall, maybe something has corrupted game files.