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copied!<h3>Warning: mysql_fetch_array() expects parameter 1 to be resource, boolean given</h3> <p>First and foremost:</p> <blockquote> <p><a href="https://stackoverflow.com/questions/12859942/why-shouldnt-i-use-mysql-functions-in-php"><strong>Please, don't use <code>mysql_*</code> functions in new code</strong></a>. They are no longer maintained <a href="https://wiki.php.net/rfc/mysql_deprecation" rel="noreferrer">and are officially deprecated</a>. See the <a href="http://uk.php.net/manual/en/function.mysql-connect.php" rel="noreferrer"><strong>red box</strong></a>? Learn about <a href="http://en.wikipedia.org/wiki/Prepared_statement" rel="noreferrer"><em>prepared statements</em></a> instead, and use <a href="http://php.net/pdo" rel="noreferrer">PDO</a> or <a href="http://php.net/mysqli" rel="noreferrer">MySQLi</a> - <a href="http://php.net/manual/en/mysqlinfo.api.choosing.php" rel="noreferrer">this article</a> will help you decide which. If you choose PDO, <a href="http://wiki.hashphp.org/PDO_Tutorial_for_MySQL_Developers" rel="noreferrer">here is a good tutorial</a>.</p> </blockquote> <hr> <p>This happens when you try to fetch data from the result of <code>mysql_query</code> but the query failed.</p> <p>This is a warning and won't stop the script, but will make your program wrong.</p> <p>You need to check the result returned by <code>mysql_query</code> by </p> <pre><code>$res = mysql_query($sql); if (!$res) { die(mysql_error()); } // after checking, do the fetch </code></pre> <p>Related Questions:</p> <ul> <li><a href="https://stackoverflow.com/questions/2973202/mysql-fetch-array-expects-parameter-1-to-be-resource-boolean-given-in-select">mysql_fetch_array() expects parameter 1 to be resource, boolean given in select</a></li> <li><a href="https://stackoverflow.com/search?q=Warning:%20mysql_fetch_array%28%29%20expects%20parameter%201%20to%20be%20resource&submit=search">All "mysql_fetch_array() expects parameter 1 to be resource, boolean given" Questions on Stackoverflow</a></li> </ul> <p>Related Errors:</p> <ul> <li><a href="https://stackoverflow.com/questions/12769982/reference-what-does-this-error-mean-in-php/14067623#14067623">Warning: <em>[function]</em> expects parameter 1 to be resource, boolean given</a></li> </ul> <p>Other <code>mysql*</code> functions that also expect a mysql result resource as parameter will produce the same error for the same reason.</p>

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