ERROR - 2017-09-26 06:34:12 --> Severity: Warning --> mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given /opt/lampp/htdocs/26sept/siddharth_application/system/database/drivers/mysqli/mysqli_result.php 38 ERROR - 2017-09-26 06:46:39 --> Severity: Warning --> mysqli_connect(): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution /opt/lampp/htdocs/26sept/siddharth_application/system/database/drivers/mysqli/mysqli_driver.php 77 ERROR - 2017-09-26 06:46:39 --> Severity: Warning --> mysqli_connect(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Temporary failure in name resolution /opt/lampp/htdocs/26sept/siddharth_application/system/database/drivers/mysqli/mysqli_driver.php 77 ERROR - 2017-09-26 06:46:39 --> Unable to connect to the database ERROR - 2017-09-26 06:57:48 --> Severity: Warning --> mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given /opt/lampp/htdocs/26sept/siddharth_application/system/database/drivers/mysqli/mysqli_result.php 38 ERROR - 2017-09-26 07:42:46 --> Severity: Warning --> mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given /opt/lampp/htdocs/26sept/siddharth_application/system/database/drivers/mysqli/mysqli_result.php 38