Error Domain=NSCocoaErrorDomain Code=3840 "JSON text did not start with array or object and option t
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开发中进行数据请求时候报了这个错误
这是因为AFN网络请求返回数据格式为json,提示这个错误是因为返回数据非json格式。
解决办法:
首先检查一下网络请求方法中是否有这句代码
//设置返回数据格式为JSONmanager.responseSerializer = [AFHTTPResponseSerializer serializer];
如果没有添加上就可解决
如果有这句代码,那就是后台给你返回数据的问题了,让后台改一下。
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