shodan radar

Traceback (most recent call last):
  File "/usr/local/bin/shodan", line 4, in <module>
    __import__('pkg_resources').run_script('shodan==1.7.4', 'shodan')
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 534, in run_script
    self.require(requires)[0].run_script(script_name, ns)
  File "/usr/lib/python2.7/dist-packages/pkg_resources.py", line 1445, in run_script
    exec(script_code, namespace, namespace)
  File "/usr/local/lib/python2.7/dist-packages/shodan-1.7.4-py2.7.egg/EGG-INFO/scripts/shodan", line 1223, in <module>

  File "/usr/local/lib/python2.7/dist-packages/click-6.7-py2.7.egg/click/core.py", line 722, in __call__
    return self.main(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/click-6.7-py2.7.egg/click/core.py", line 697, in main
    rv = self.invoke(ctx)
  File "/usr/local/lib/python2.7/dist-packages/click-6.7-py2.7.egg/click/core.py", line 1066, in invoke
    return _process_result(sub_ctx.command.invoke(sub_ctx))
  File "/usr/local/lib/python2.7/dist-packages/click-6.7-py2.7.egg/click/core.py", line 895, in invoke
    return ctx.invoke(self.callback, **ctx.params)
  File "/usr/local/lib/python2.7/dist-packages/click-6.7-py2.7.egg/click/core.py", line 535, in invoke
    return callback(*args, **kwargs)
  File "/usr/local/lib/python2.7/dist-packages/shodan-1.7.4-py2.7.egg/EGG-INFO/scripts/shodan", line 1213, in radar

  File "build/bdist.linux-x86_64/egg/shodan/cli/worldmap.py", line 243, in launch_map
  File "/usr/lib/python2.7/curses/wrapper.py", line 43, in wrapper
    return func(stdscr, *args, **kwds)
  File "build/bdist.linux-x86_64/egg/shodan/cli/worldmap.py", line 225, in run
  File "build/bdist.linux-x86_64/egg/shodan/cli/worldmap.py", line 152, in draw
_curses.error: addstr() returned ERR