Can't add remote videos in jomtube

I can't add videos using the add video tab in jomtube. I cant add the video by imputing the link. I get an error code 500. This is what is says.

ou may not be able to visit this page because of:

1. an out-of-date bookmark/favourite
2. a search engine that has an out-of-date listing for this site
3. a mistyped address
4. you have no access to this page
5. The requested resource was not found.
6. An error has occurred while processing your request.

Please Help me on this. I think I need to update something!!

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