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Warning: mysql_fetch_array(): supplied argument is not a valid MySQL result resource in ****** on line 19
Błąd podczas wykonywania zapytania
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$u = mysql_query(mysql_fetch_array("SELECT * FROM users WHERE nick='$nick' AND haslo='$haslo'")) or die("Błądd podczas wykonywania zapytania");
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<?php
$nick = $_SESSION['nick'];
$haslo = $_SESSION['haslo'];
 
$u = mysql_query(mysql_fetch_array("SELECT * FROM users WHERE nick='$nick' AND haslo='$haslo'")) or die("Błąd podczas wykonywania zapytania");
 
if($u['user'] && $u['password']) $Loggged = true;
else $Logged = False;
?> 
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$u = mysql_query("SELECT * FROM users WHERE nick='$nick' AND haslo='$haslo'") or die(mysql_error());
$u = mysql_fetch_array($u);
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