Traceback error

Hi, here is what i get with "sudo bleah -t0" : Could you advice me?

@ Continuous scanning [-128 dBm of sensitivity] ...

Traceback (most recent call last): File "/usr/local/bin/bleah", line 4, in import('pkg_resources').run_script('bleah==1.0.0', 'bleah') File "/usr/lib/python2.7/dist-packages/pkg_resources/init.py", line 748, in run_script self.require(requires)[0].run_script(script_name, ns) File "/usr/lib/python2.7/dist-packages/pkg_resources/init.py", line 1517, in run_script exec(code, namespace, namespace) File "/usr/local/lib/python2.7/dist-packages/bleah-1.0.0-py2.7.egg/EGG-INFO/scripts/bleah", line 145, >in main() File "/usr/local/lib/python2.7/dist-packages/bleah-1.0.0-py2.7.egg/EGG-INFO/scripts/bleah", line 105, >in main devices = start_scan(args) File "/usr/local/lib/python2.7/dist-packages/bleah-1.0.0-py2.7.egg/bleah/scan.py", line 162, in >start_scan return scanner.scan(args.timeout) File "/usr/local/lib/python2.7/dist-packages/bluepy/btle.py", line 679, in scan self.start(passive=passive) File "/usr/local/lib/python2.7/dist-packages/bluepy/btle.py", line 616, in start self._startHelper(iface=self.iface) File "/usr/local/lib/python2.7/dist-packages/bluepy/btle.py", line 246, in _startHelper universal_newlines=True) File "/usr/lib/python2.7/subprocess.py", line 390, in init errread, errwrite) File "/usr/lib/python2.7/subprocess.py", line 1025, in _execute_child raise child_exception OSError: [Errno 8] Exec format error zsh: exit 1 sudo bleah -t0