iOS6 Safari error with cache - Problem fixed

With iOS6 Safari is using cache in AJAX queries.

To fix this issue and disable cache just add this instruction in your JS code:

$.ajaxSetup({
    type: 'POST',
    headers: { "cache-control": "no-cache" }
});

It should work. Other solutions in this post:

http://proogresa.es/blog/52-algoritmos/202-error-cache-flexigrid-ios6-no-refresh-data.html