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Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, null given in /home/pathwaydirectory/public_html/header_include.html:4
Stack trace:
#0 /home/pathwaydirectory/public_html/header_include.html(4): mysqli_query(NULL, 'select * from s...')
#1 /home/pathwaydirectory/public_html/directory_educational.html(85): require('/home/pathwaydi...')
#2 {main}
thrown in /home/pathwaydirectory/public_html/header_include.html on line 4