Why Am I Getting 'Could not find driver' Exception in Laravel 5.4 on PHP 7.0?

Laravel 5.4 on PHP 7.0: Troubleshooting "Could not find driver" Exception

Problem:

When attempting to migrate a Laravel 5.4 project on PHP 7.0 using Ubuntu 14.04, the following exceptions are encountered:

[IlluminateDatabaseQueryException]

could not find driver (SQL: select * from information_schema.tables where table_schema = pmaramaldb and table_name = migrations)

[PDOException]

could not find driver

Possible Solutions:

Enabling Extension Solution:

Check if the PDO extension is enabled.

Installing php7.0-mysql Solution:

Ensure that MySQL is installed by running:

sudo apt-get install php7.0-mysql

SQL Lite Install Solution:

Try installing SQLite by running:

sudo apt-get install php5-sqlite

Composer Dump-autoload Solution:

Run the following command:

composer dump-autoload

Resolution:

If the aforementioned solutions don't work, try installing php7-mysql. Execute the following command:

sudo apt install php7.0-mysql

Alternatively, install the latest version of php-mysql:

sudo apt install php-mysql

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