How to fix Invalid License error

While browsing the website you may get an error which will be like this.

You can resolve it by using few simple steps as below.

Step 1: Login to the cPanel and click on File Manager.

Step 2: Open the common.php file. The file path may be /zendf/application/library/functions/common.php or  / public_html/cms/application/library/common.php

Step 3: Click on edit option to edit the file.

Step 4: Press Ctrl+F and enter Invalid License under search option. It will show the lines that look like this:

   echo "Invalid License";

   exit;

Step 5: Comment them by putting two forward slashes at the beginning of the line as below.

Step 6: Once done click Save changes button and browse your website. It should work.