Error after installing everything right

[Lucas]

I installed everything 2 times and it still gives me this error:

ubuntu@ip-172-31-9-203:~/metame$ metame -i test.exe -o penmut.exe
[INFO] Opening file with r2
Traceback (most recent call last):
File "/usr/local/bin/metame", line 5, in
metame.main()
File "/usr/local/lib/python3.5/dist-packages/metame/init.py", line 19, in main
r = r2parser.R2Parser(args.input, True, debug=args.debug, force_replace=args.force)
File "/usr/local/lib/python3.5/dist-packages/metame/r2parser.py", line 21, in init
if not info["bin"]["bits"] in constants.supported_bits or \

[Lucas]

fixed it by itself, i don't know how. Metame still works if anyone is wondering.