Nothing can be more frustrating than installing a hot new component or module, going to your Joomla website, hitting refresh only to be presented with some blasted error such as "Fatal Error: Call to a member function get() on a non-object in blah blah on line blah blah."  It makes you want to scream and pull your hair out!

This has happened to me countless times and unfortunately, when you're using an Open Source system like Joomla and open source extensions (and sometimes PAID ones,) it's going to happen to you at some point.

Here's just a basic rundown of what you can do if you get a kooky error: 

This one can be frustrating - you're working hard on your Joomla site and suddenly your front page content doesn't show!  First, check and make sure you've got a link to the Frontpage component in the Main Menu - and be certain it is published.