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Warning: mysqli::__construct(): (HY000/2002): php_network_getaddresses: getaddrinfo failed: Name or service not known in /opt/web/default/html/klipalternative/hpos_example_usage_kevin.php on line 18

Warning: mysqli::query(): Couldn't fetch mysqli in /opt/web/default/html/klipalternative/hpos_example_usage_kevin.php on line 31

Fatal error: Uncaught Error: Call to a member function fetch_all() on null in /opt/web/default/html/klipalternative/hpos_example_usage_kevin.php:35 Stack trace: #0 {main} thrown in /opt/web/default/html/klipalternative/hpos_example_usage_kevin.php on line 35