No Data Received & 500 Internal Server Error

For the past 24 hours I haven’t been able to load owncloud or ttrss on my site.

Everything was working fine and has been working fine for 14 months now.

I haven’t made any changes recently and I’m still able to FTP to respective folders. gives me:
No Data Recieved gives me:
Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator, and inform them of the time the error occurred, and anything you might have done that may have caused the error.

More information about this error may be available in the server error log.

Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request.

any ideas what could be wrong here, thanks

You might want to submit a support ticket. Your /owncloud is slow but loads for me. I gave up waiting for /reader