You have to follow our requirements, which was described on “Quick start guide”. Please make sure that you are using php 5.3 or above.
If you still getting this error, then let’s look at your error “Fatal Error : Class ‘PDO’ not found File: ”. then follow the simple steps to get rid of this thing.
Step 1: If you are trying to install in a hosting server, then ask them about PDO Class, that it’s not working. They will make it workable for you.
Step 2: If you are using your personal Linux hosting server, then run those following command on your terminal
“yum install php-pdo” “service httpd restart”
If you still having issue, please let me know