jquery 1.5 ajax requests are erroring

Question

trying to upgrade to jQuery 1.5 and all my ajax calls break. I\'m running firefox and it gives me a javescript error of invalid Label I\'m using php\'s json_encode here is my

Answer 1

Most probably it happens due to a bug in jquery.validate.js. There is a quick (not recommended!) fix jQuery.ajaxSetup({ jsonp: null, jsonpCallback: null}); - if it works for you, look further into different options, there is a discussion of "Invalid Label" problem in version 1.5.