Sometimes after installing the extension for joomla, you receive a HTTP Error 500 (Internal Server Error) on your site. The best way to find the reason for it is to check the error reporting, you will see a list of the error messages generated by your website.
How to display error reporting in Joomla!
- Login to the Administrator back-end of Joomla! and go to Global Configuration.
- Select Server tab.
- Go to Error Reporting.
- Change to Maximum in dropdown list.
- When done, click Save button on the toolbar.
Now, go to your website (Frontpage) and press F5 (on the keyboard) to refresh your web browser. You will see a list of the last error messages generated by your website.
In this list you will find detailed information about each error including: Some information about the client receiving the error, description of the error and information about which folder or file is generating the error.