Expression #2 of SELECT list is not in GROUP BY clause and contains nonaggregated column 'monotype.font_series.FONT_NAME' which is not functionally dependent on columns in GROUP BY clause; this is incompatible with sql_mode=only_full_group_by<br />
<b>Warning</b>:  mysqli_num_rows() expects parameter 1 to be mysqli_result, boolean given in <b>/home/paekakarikipress/public_html/matlist.php</b> on line <b>47</b><br />
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<b>Fatal error</b>:  Uncaught Exception: FPDF error: Some data has already been output, can't send PDF file in /home/paekakarikipress/public_html/fpdf181/fpdf.php:271
Stack trace:
#0 /home/paekakarikipress/public_html/fpdf181/fpdf.php(1063): FPDF-&gt;Error('Some data has a...')
#1 /home/paekakarikipress/public_html/fpdf181/fpdf.php(999): FPDF-&gt;_checkoutput()
#2 /home/paekakarikipress/public_html/matlist.php(90): FPDF-&gt;Output()
#3 {main}
  thrown in <b>/home/paekakarikipress/public_html/fpdf181/fpdf.php</b> on line <b>271</b><br />