Fatal error: Uncaught Error: Call to a member function fetchAll() on boolean in /yshare3/proj/tcng/htdocs/tcng.php:1316 Stack trace: #0 /yshare3/proj/tcng/htdocs/tcng.php(43): show_network(Object(PDO), Array) #1 /yshare3/proj/tcng/htdocs/index.html(32): main(Array) #2 {main} thrown in /yshare3/proj/tcng/htdocs/tcng.php on line 1316