Your theme must indicate that it supports post thumbnails:
if ( function_exists('add_theme_support') ) {
add_theme_support('post-thumbnails');
// If not the standard size, state your size too
set_post_thumbnail_size( 200, 200, false );
}
Your theme must indicate that it supports post thumbnails:
if ( function_exists('add_theme_support') ) {
add_theme_support('post-thumbnails');
// If not the standard size, state your size too
set_post_thumbnail_size( 200, 200, false );
}