 
   Cache.get "friendship_profile_displayName_#{currentUserId}_#{friendId}"
   .then (displayName) ->
-    Cache.get "friendship_profile_user_#{friendId}"
+    Cache.get "friendship_profile_user_#{currentUserId}_#{friendId}"
     .then (profile) ->
       if displayName and profile
         results = {

    # 更新版本号（时间戳）
    DataVersion.updateFriendshipVersion currentUserId, timestamp
    .then ->
      Cache.del "friendship_profile_#{currentUserId}_#{friendId}"

      res.send new APIResult 200
  .catch next

    DataVersion.updateFriendshipVersion currentUserId, timestamp
    .then ->
      Cache.del "friendship_profile_displayName_#{currentUserId}_#{friendId}"
      Cache.del "friendship_profile_user_#{currentUserId}_#{friendId}"
      Cache.del "friendship_all_#{currentUserId}"
      Cache.del "friendship_all_#{friendId}"

