Error while downloading

[shouvik1984]

Getting the follwing error even while downloading a single lecture. Please help.

Python: 3.7 and installation was successful

<class 'OSError'> [WinError 87] The parameter is incorrect <traceback object at 0x00000213D30C36C8> Traceback (most recent call last): File "ilc_scrape.py", line 347, in <module> main() File "ilc_scrape.py", line 337, in main pool.starmap(download_stream, task_args) File "c:\users\<username>\appdata\local\programs\python\python37\lib\multiprocessing\pool.py", line 276, in starmap return self._map_async(func, iterable, starmapstar, chunksize).get() File "c:\users\<username>\appdata\local\programs\python\python37\lib\multiprocessing\pool.py", line 657, in get raise self._value File "c:\users\<username>\appdata\local\programs\python\python37\lib\multiprocessing\pool.py", line 121, in worker result = (True, func(*args, **kwds)) File "c:\users\<username>\appdata\local\programs\python\python37\lib\multiprocessing\pool.py", line 47, in starmapstar return list(itertools.starmap(args[0], args[1])) File "e:\Mtech\Impartus\ilc-scraper\downloader.py", line 183, in download_stream proc = sp.run(cmd, text=True, **sp_args) File "c:\users\<username>\appdata\local\programs\python\python37\lib\subprocess.py", line 453, in run with Popen(*popenargs, **kwargs) as process: File "c:\users\<username>\appdata\local\programs\python\python37\lib\subprocess.py", line 756, in __init__ restore_signals, start_new_session) File "c:\users\<username>\appdata\local\programs\python\python37\lib\subprocess.py", line 1155, in _execute_child startupinfo) OSError: [WinError 87] The parameter is incorrect