Can't download from youtube -- swf url unknow

Hi All,
I just download the new plugin 'youtube' but it seems did not work. Here is the error log

Fri Sep 22 14:04:32 PDT 2017 WARNING: No Content-Disposition (filename) header in file

Anyone have any ideas why FRD behave this way. Any suggestions.

Thank you in advance,

jw

Hi all,
Today I downloaded new 'youtube' plugin. At first it seems does not work. After I refreshed everything ( reset my computer ) and tried it again. This time it working fine. I am able to download from youtube now. Thank you FRD staff for working hard to make us enjoyable.
Best regards,
jw.