failed with hulu

failed with hulu

 

Yesterday ,it worked well as usual, but today ,it keeps failing to make it.
Please help !Thanks in advance.

d:\rtmpdump>perl get_flash_videos http://www.hulu.com/watch/601533
Using method 'hulu' for http://www.hulu.com/watch/601533
Downloading http://www.hulu.com/watch/601533
Found Hulu CID: 60347287
Found Hulu EID: wFXYYpQm3ZALl8lw9Az5CQ
Using quality H264 Medium
RTMPDump v2.4 GIT-2013-10-07 (Compiled by KSV)
(c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL
Connecting ...
2 request not supported, attempting to use SWFVerification Type 1! Patches welc
ome...
ERROR: rtmp server sent error
ERROR: rtmp server requested close
Download failed, no valid file downloaded
Couldn't download any videos.

I am using win 7 . with combined get_flash_videos