问网络连接丢失-错误的Domain=kCFErrorDomainCFNetwork代码=-1005-在GET响应中

EN

NSURLSessionConfiguration *configuration = [NSURLSessionConfiguration defaultSessionConfiguration];
AFURLSessionManager *manager = [[AFURLSessionManager alloc] initWithSessionConfiguration:configuration];
manager.responseSerializer = [[AFHTTPResponseSerializer alloc] init];
NSData *data = [request.Data dataUsingEncoding:NSUTF8StringEncoding];
NSString *length = [NSString stringWithFormat:@"%lu", [data length]];
NSMutableURLRequest *urlRequest = [PagingManager makeURLRequest:length andUrl:_url];
[urlRequest setHTTPMethod:@"GET"];
NSArray *arr = [request.Data componentsSeparatedByString:@" "];
NSString *session = [PagingManager normalizeGetRequest:arr[0]];
NSString *query = [PagingManager normalizeGetRequest:arr[1]];
NSString *getReq = [NSString stringWithFormat:@"?s=%@&q=%@", session, query];
NSURL *getURL = [NSURL URLWithString:[_url concat:getReq]];
urlRequest.URL = getURL;
NSURLSessionDataTask *dataTask = [manager dataTaskWithRequest:urlRequest uploadProgress:nil downloadProgress:nil completionHandler:^
(NSURLResponse *response, id responseObject, NSError *error) {
    if (error) {
        DDLogError(@"ERROR: %@, reason: %@", @"connection failed with error", [error debugDescription]);

        NSString *const TIMEOUT = @"TimeOut";
        NSException *p = [[NSException alloc] initWithName:EXExceptionOnExchangeClientConnectionFail
                                                    reason:(error.code == NSURLErrorTimedOut) ? TIMEOUT : [error localizedDescription]
                                                  userInfo:nil];
        EXExchangeExceptionEventArgs *eventArgs = [[EXExchangeExceptionEventArgs alloc] initWithRequest:_request andError:p];
        [self exchangeException:eventArgs];

        _isRunning = NO;

    } else {
        NSString *responseString = [[NSString alloc] initWithData:responseObject encoding:NSUTF8StringEncoding];
        NSData *decryptData = [[IOCryptographer Current] asDataDecryptString:responseString];
        if (_request.ReqMethod == GET) {
            DDLogDebug(@"Cache-Control Max-Age : %@", ((NSHTTPURLResponse *) response).allHeaderFields[@"Cache-Control"]);
            DDLogDebug(@"All header of response in GET : %@", ((NSHTTPURLResponse *) response).allHeaderFields);
            DDLogDebug(@"response: %@  and responseObject: %@", response, responseObject);

            NSCachedURLResponse *cachedURLResponse = [[NSCachedURLResponse alloc] initWithResponse:response data:decryptData];
            [NSURLCache.sharedURLCache storeCachedResponse:cachedURLResponse forRequest:cacheRequest];
        } else {
            DDLogDebug(@"All header of response in POST : %@", ((NSHTTPURLResponse *) response).allHeaderFields);
        }

        [_dataStream appendData:decryptData];
        [self connectionDidFinishLoadingWithData:responseString];
    }
}];

[dataTask resume];