app需要修改3个地方 1.manager.responseSerializer.acceptableContentTypes =nil; 2.修改AFNetworkReachabilityManager.m文件,用下面函数替换原来的函数 [objc] view plain copy + (instancetype)manager { double version = [[UIDevice currentDevice].systemVersion doubleValue]; if (version >= 9.0f) { struct sockaddr_in6 address; bzero(&address, sizeof(address)); address.sin6_len = sizeof(address); address.sin6_family = AF_INET6; return [self managerForAddress:&address]; } else { #if (defined(__IPHONE_OS_VERSION_MIN_REQUIRED) && __IPHONE_OS_VERSION_MIN_REQUIRED >= 90000) || (defined(__MAC_OS_X_VERSION_MIN_REQUIRED) && __MAC_OS_X_VERSION_MIN_REQUIRED >= 101100) struct sockaddr_in6 address; bzero(&address, sizeof(address)); address.sin6_len = sizeof(address); address.sin6_family = AF_INET6; #else struct sockaddr_in address; bzero(&address, sizeof(address)); address.sin_len = sizeof(address); address.sin_family = AF_INET; #endif return [self managerForAddress:&address]; } } 3.网络请求代码这样写 [objc] view plain copy AFHTTPSessionManager *manager = [AFHTTPSessionManager manager]; manager.responseSerializer.acceptableContentTypes = nil;//[NSSet setWithObject:@"text/ plain"]; manager.securityPolicy = [AFSecurityPolicy defaultPolicy]; manager.securityPolicy.allowInvalidCertificates = YES;//忽略https证书 manager.securityPolicy.validatesDomainName = NO;//是否验证域名