TypeError: invalid 'in' operand obj in jquery 1.9.1 version

Question

$.ajax({
    async: false,
    type: \"POST\",
    url: url+\"module/listing/\"+projectId,
    data: \"ajax=true\",
    success: function(response) {
        $.each(resp         


        

Answer 1

I got this error after I encoded twice a JSON array. Maybe it will help anybody.