How to solve this problem with kivent?

[V A]

E:\Все_мои_данные\Программирование\python\kivent\modules\core>setup.py build_ext install

[INFO   ] [Logger      ] Record log in C:\Users\User\.kivy\logs\kivy_18-10-09_19.txt

[INFO   ] [Kivy        ] v1.10.1

[INFO   ] [Python      ] v3.6.6 (v3.6.6:4cf1f54eb7, Jun 27 2018, 03:37:03) [MSC v.1900 64 bit (AMD64)]

Using distutils

running build_ext

 Traceback (most recent call last):

   File "E:\Все_мои_данные\Программирование\python\kivent\modules\core\setup.py", line 212, in <module>

     'uix/*.pxd'

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\core.py", line 148, in setup

     dist.run_commands()

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\dist.py", line 955, in run_commands

     self.run_command(cmd)

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\dist.py", line 974, in run_command

     cmd_obj.run()

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\command\build_ext.py", line 308, in run

     force=self.force)

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\ccompiler.py", line 1031, in new_compiler

     return klass(None, dry_run, force)

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\cygwinccompiler.py", line 282, in __init__

     CygwinCCompiler.__init__ (self, verbose, dry_run, force)

   File "C:\Users\User\AppData\Local\Programs\Python\Python36\lib\distutils\cygwinccompiler.py", line 126, in __init__

     if self.ld_version >= "2.10.90":

 TypeError: '>=' not supported between instances of 'NoneType' and 'str'