Failed to get DB handle: SQLSTATE[HY000] [2005] Unknown MySQL server host 'sql.braincan.net' (2)

Warning: Unknown: write failed: No space left on device (28) in Unknown on line 0

Call Stack:
    0.0001     625016   1. {main}() /var/www/html/categories.php:0
    0.0002     628384   2. require_once('/var/www/html/load.php') /var/www/html/categories.php:8
    0.0776     719456   3. require_once('/var/www/html/mvc.php') /var/www/html/load.php:128
    0.0780     723488   4. Users->__construct() /var/www/html/mvc.php:47
    0.0780     724464   5. DAM->__construct() /var/www/html/includes/framework.php:276


Warning: Unknown: Failed to write session data (files). Please verify that the current setting of session.save_path is correct (/tmp) in Unknown on line 0

Call Stack:
    0.0001     625016   1. {main}() /var/www/html/categories.php:0
    0.0002     628384   2. require_once('/var/www/html/load.php') /var/www/html/categories.php:8
    0.0776     719456   3. require_once('/var/www/html/mvc.php') /var/www/html/load.php:128
    0.0780     723488   4. Users->__construct() /var/www/html/mvc.php:47
    0.0780     724464   5. DAM->__construct() /var/www/html/includes/framework.php:276