prevent decoding unicode strings since python prefer to crash than doing nothing

lib/utils.py

@@ -199,6 +199,10 @@ def cleanString(toclean):
     return cleaned
 
 def decodeArgumentStrings(options, encoding):
+    # Python crash when decding from UTF-8 to UTF-8, so we prevent this
+    if "utf-8" == encoding.lower():
+        return;
+
     if options["--name"] is not None:
         options["--name"] = options["--name"].decode(encoding)