Configuration Failed . Exitting

[ghost]

I was install vlany in Ubuntu 16.04 VMWare but always shown a error
"Configuration Failed . Exitting "
when i use cli mode
Error was shown like this :
Traceback (most recent call last):
File "config.py", line 491, in
main()
File "config.py", line 481, in main
const_h_setup()
File "config.py", line 207, in const_h_setup
const_h += '#define VLANY_PASSWORD "' + xor(crypt.crypt(VLANY_PASSWORD, "$6%0s" % (''.join(random.choice(string.ascii_lowercase + string.ascii_uppercase + string.digits) for x in range(12))))) + '"\n'
File "config.py", line 169, in xor
return ''.join(list('\x'+hex(ord(x) ^ 0xac)[2:] for x in str_))
TypeError: 'NoneType' object is not iterable
Configuration failed. Exiting.

Please help me and thanks for your attention
Sorry for bad english

[unixfox]

It's my fault like I said here: #13 (comment)
I'll revert the pull request that causes this problem.