(ASCII=39) state=1? - Call to a member function prepare() on a non-object...

Kode 

Warning: Unexpected character in input: ''' (ASCII=39) state=1 in /home/www/xxxx.dk/regopretartikel.php on line 95

Fatal error: Call to a member function prepare() on a non-object in /home/www/xxxx.dk/regopretartikel.php on line 90

Kode 

/* Create the prepared statement */
if ($stmt = $mysqli->prepare("INSERT INTO posts (post_content, post_date, post_topic, post_by) values (?, ?, ?, ?)")) { // fejlen er her!!
    
	
	
	/* Bind our params */
    $stmt->bind_param('ssii', $post_content, NOW(), $topicid, $topic_by'); // fejlen er her!!
    
    
    /* Execute the prepared Statement */
    $stmt->execute();
    
    
    
    /* Close the statement */
    $stmt->close();    
}
else {
    /* Error */
    echo "fejl med indsæt i post";
	exit;
}