( ! ) Warning: mysqli::__construct(): (HY000/2002): Only one usage of each socket address (protocol/network address/port) is normally permitted. in C:\wamp64\www\system\library\db\mysqli.php on line 6
Call Stack
#	Time	Memory	Function	Location
1	0.0002	426344	{main}( )	...\index.php:0
2	0.0043	444616	DB->__construct( )	...\index.php:31
3	0.0051	445368	DB\MySQLi->__construct( )	...\db.php:9
4	0.0051	445752	__construct ( )	...\mysqli.php:6

( ! ) Notice: Error: Could not make a database link (2002) Only one usage of each socket address (protocol/network address/port) is normally permitted. in C:\wamp64\www\system\library\db\mysqli.php on line 8
Call Stack
#	Time	Memory	Function	Location
1	0.0002	426344	{main}( )	...\index.php:0
2	0.0043	444616	DB->__construct( )	...\index.php:31
3	0.0051	445368	DB\MySQLi->__construct( )	...\db.php:9
4	0.0632	446976	trigger_error ( )	...\mysqli.php:8

( ! ) Warning: mysqli::close(): Couldn't fetch mysqli in C:\wamp64\www\system\library\db\mysqli.php on line 54
Call Stack
#	Time	Memory	Function	Location
1	0.0002	426344	{main}( )	...\index.php:0
2	0.0043	444616	DB->__construct( )	...\index.php:31
3	0.0051	445368	DB\MySQLi->__construct( )	...\db.php:9
4	0.0762	442712	DB\MySQLi->__destruct( )	...\mysqli.php:0
5	0.0762	442712	close ( )	...\mysqli.php:54