AttributeError: 'dict' object has no attribute 'strip'

[ducna96]

i has a issue when get download , please help me :D
Traceback (most recent call last):
File "acloud-dl.py", line 334, in
main()
File "acloud-dl.py", line 327, in main
acloud.course_download(path=options.output, quality=options.quality, download_all=options.download_all)
File "acloud-dl.py", line 243, in course_download
self.download_lectures_only(lecture_best=lecture_best, lecture_title=lecture_title, inner_index=lecture_index, lectures_count=lectures_count, lecture_assets=lecture_assets, lecture_subs=lecture_subs, filepath=filepath)
File "acloud-dl.py", line 174, in download_lectures_only
self.download_lectures(lecture_best=lecture_best, lecture_title=lecture_title, inner_index=inner_index, lectures_count=lectures_count, filepath=filepath)
File "acloud-dl.py", line 159, in download_lectures
retval = lecture_best.download(filepath=filepath, quiet=True, callback=self.show_progress)
File "/home/vt_admin/acloud-dl/acloud/_shared.py", line 380, in download
req = compat_request(self.url, headers={'User-Agent' : HEADERS.get('User-Agent')})
File "/usr/lib64/python2.7/urllib2.py", line 229, in init
self.__original = unwrap(url)
File "/usr/lib64/python2.7/urllib.py", line 1059, in unwrap
url = url.strip()
AttributeError: 'dict' object has no attribute 'strip'