getting 500 error to login wordpress

It’s a strange cookie problem in chrome and you have to clear all your cookies for your domain via the Dev Tools (not the normal Chrome settings page).

For this, follow this guide:



How to Add Facebook Open Graph Meta Data for Facebook share in WordPress

<?php if (is_single()) {
if (has_post_thumbnail($post->ID)) {
$thumbid = get_post_thumbnail_id($post->ID);
$postimg = wp_get_attachment_image_src($thumbid, array(500, 500));
$postimg = $postimg[0];
} else {
//$postimg = get_bloginfo('template_url') . "/images/d_facebook.png";
$og_url = get_permalink($post); ?>
<meta property="og:site_name" content="<?php bloginfo('name'); ?>"/>
<meta property="og:title" content="
<?php the_title(); ?>"/>
<meta property="og:type" content="article"/>
<meta property="og:url" content="<?php echo $og_url; ?>"/> <meta property="og:description" content="<?php echo htmlspecialchars(get_the_excerpt()); ?>"/>
<meta property="og:image" content="<?php echo $postimg; ?>"> <?php }?>