Warning: PDO::query(): SQLSTATE[42S22]: Column not found: 1054 Unknown column 'a' in 'where clause' in /home/virtualki/237079/includet/funkcje.php on line 50

Fatal error: Uncaught Error: Call to a member function fetch() on bool in /home/virtualki/237079/includet/funkcje.php:51 Stack trace: #0 /home/virtualki/237079/includet/funkcje.php(8): select() #1 /home/virtualki/237079/includet/main.php(8): page() #2 /home/virtualki/237079/index.php(3): require('/home/virtualki...') #3 {main} thrown in /home/virtualki/237079/includet/funkcje.php on line 51