Invalid input: img/books/1137_front_thumb.jpg. Please provide a comma-separated list of id values, or a single id value. An id value is a positive whole number.
"Things are rarely just crazy enough to work, but they're frequently just crazy enough to fail hilariously."
Invalid input: img/books/1137_front_thumb.jpg. Please provide a comma-separated list of id values, or a single id value. An id value is a positive whole number.