Try Aviary screen capture add-ons/extensions for your particular browser

If you fail to get a website's screen capture using Aviary and get a message: We couldn't perform the capture.Sometimes webpages can not be accessed by our server.

Then try Aviary screen capture add-ons/extensions(add-ons are utilities which help you tide over an application's problem or makes up for some deficiency) for your particular browser.


Firefox --------