Hola, como va??!!
Disculpen que me meta, tengo el mismo problema en Ubuntu (derivado de Debian), al ejecutar dede terminal los mensajes son los siguientes:
exe
Traceback (most recent call last):
File "/usr/bin/exe", line 58, in <module>
main()
File "/usr/bin/exe", line 55, in main
application.main()
File "/usr/lib/python2.7/dist-packages/exe/application.py", line 102, in main
self.upgrade()
File "/usr/lib/python2.7/dist-packages/exe/application.py", line 118, in upgrade
storedVersion = int(version_file.bytes())
ValueError: invalid literal for int() with base 10: ''