Unable to run .exe file

[github-pawan]

Please help someone to get this resolve. I am facing this issue while converting .py file to exe. File conversion is successful but while running .exe file its not executing. I searched for answer but no solution related to this error.

Error :- SyntaxError: Non-UTF-8 code starting with '\x90' in file Daily_PM_Guj.exe on line 1, but no encoding declared; see http://python.org/dev/peps/pep-0263/ for details