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Warning: mysqli_query() expects parameter 1 to be mysqli, bool given in /home/c/html/teachers.html on line 10
Warning: mysqli_query() expects parameter 1 to be mysqli, bool given in /home/c/html/teachers.html on line 13
Warning: mysqli_fetch_array() expects parameter 1 to be mysqli_result, null given in /home/c/html/teachers.html on line 15
Notice: Undefined variable: categ in /home/c/html/teachers.html on line 26
Notice: Trying to access array offset on value of type null in /home/c/html/teachers.html on line 26
Warning: mysqli_query() expects parameter 1 to be mysqli, bool given in /home/c/html/teachers.html on line 26
Warning: mysqli_num_rows() expects parameter 1 to be mysqli_result, null given in /home/c/html/teachers.html on line 26
Notice: Undefined variable: categ in /home/c/html/teachers.html on line 27
Notice: Trying to access array offset on value of type null in /home/c/html/teachers.html on line 27
Warning: mysqli_query() expects parameter 1 to be mysqli, bool given in /home/c/html/teachers.html on line 27
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