AJAX error,please give me solution

{
“data”: null,
“status”: -1,
“config”: {
“method”: “GET”,
“transformRequest”: [
null
],
“transformResponse”: [
null
],
“jsonpCallbackParam”: “callback”,
“url”: “http://172.16.11.48/ajax/index.txt”,
“params”: {
“accept”: “text/plain”
},
“headers”: {
“Accept”: “application/json, text/plain, /
}
},
“statusText”: “”,
“xhrStatus”: “error”
}

I guess CORS is your problem. Use your browser console to see more details.