添加hud容错处理

keyBoard/Class/Network/KBNetworkManager.m

@@ -387,6 +387,10 @@ autoShowBusinessError:YES
     self.manager.responseSerializer = [AFHTTPResponseSerializer serializer];
     NSURLSessionDataTask *task = [self.manager dataTaskWithRequest:req uploadProgress:nil downloadProgress:nil completionHandler:^(NSURLResponse *response, id responseObject, NSError *error) {
         NSLog(@"[KBNetworkManager] task finished, error = %@", error);
+        // 无论成功/失败，网络回包后统一兜底关闭 loading HUD，避免异常分支遗漏导致一直转圈。
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [KBHUD dismiss];
+        });
         // AFN 默认对非 2xx 的状态码返回 error；这里先日志，再直接回调上层
         if (error) {
 #if DEBUG
@@ -494,6 +498,9 @@ autoShowBusinessError:YES
     self.manager.responseSerializer = [AFHTTPResponseSerializer serializer];
     NSURLSessionDataTask *task = [self.manager dataTaskWithRequest:req uploadProgress:nil downloadProgress:nil completionHandler:^(NSURLResponse *response, id responseObject, NSError *error) {
         NSLog(@"[KBNetworkManager] data task finished, error = %@", error);
+        dispatch_async(dispatch_get_main_queue(), ^{
+            [KBHUD dismiss];
+        });
         if (error) {
             if (completion) completion(nil, response, error);
             return;