Better errormessage for 'could not get some cards'

[redfast00]

When I refresh my feed, I get the 'Could not get some cards' error message. It does not say which cards these are, or show any option to get more information. When I look at adb logcat, this is the output:

08-04 18:11:11.332 19390 30247 D HomeFeedLoader: loadInBackground: Operation REQUEST -> Card Type 4 completed.
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: Error while getting data, try to get stale data.
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: be.ugent.zeus.hydra.common.network.UnsuccessfulRequestException: Unsuccessful HTTP request, response code is 404
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.common.network.JsonOkHttpRequest.executeRequest(JsonOkHttpRequest.java:14)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.common.network.JsonOkHttpRequest.execute(JsonOkHttpRequest.java:2)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.cards.news.NewsRequest.performRequestCards(NewsRequest.java:1)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.HideableHomeFeedRequest.execute(HideableHomeFeedRequest.java:1)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.operations.RequestOperation.transform(RequestOperation.java:3)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData.executeOperation(FeedLiveData.java:1)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData.access$300(FeedLiveData.java:1)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:10)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:1)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at android.os.AsyncTask$3.call(AsyncTask.java:394)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:305)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: 	at java.lang.Thread.run(Thread.java:920)
08-04 18:11:11.342 19390 30247 D JsonOkHttpRequest: constructCacheControl: stale data is allowed!
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: Stale data was not found.
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: be.ugent.zeus.hydra.common.network.UnsuccessfulRequestException: Unsuccessful HTTP request, response code is 404
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.common.network.JsonOkHttpRequest.executeRequest(JsonOkHttpRequest.java:14)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.common.network.JsonOkHttpRequest.execute(JsonOkHttpRequest.java:12)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.cards.news.NewsRequest.performRequestCards(NewsRequest.java:1)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.HideableHomeFeedRequest.execute(HideableHomeFeedRequest.java:1)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.operations.RequestOperation.transform(RequestOperation.java:3)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData.executeOperation(FeedLiveData.java:1)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData.access$300(FeedLiveData.java:1)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:10)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:1)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at android.os.AsyncTask$3.call(AsyncTask.java:394)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:305)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
08-04 18:11:11.344 19390 30247 D JsonOkHttpRequest: 	at java.lang.Thread.run(Thread.java:920)
08-04 18:11:11.344 19390 30247 D HomeFeedLoader: loadInBackground: Operation REQUEST -> Card Type 5 completed.
08-04 18:11:11.348 19390 30247 D HomeFeedLoader: loadInBackground: Operation REQUEST -> Card Type 9 completed.
08-04 18:11:11.349 19390 30247 D LibraryRequest: No favourite libraries, skipping card.
08-04 18:11:11.351 19390 30247 D HomeFeedLoader: loadInBackground: Operation REQUEST -> Card Type 11 completed.
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: Error while getting data.
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: be.ugent.zeus.hydra.feed.FeedException: Exception for card types[5]
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:16)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at be.ugent.zeus.hydra.feed.FeedLiveData$1.doInBackground(FeedLiveData.java:1)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at android.os.AsyncTask$3.call(AsyncTask.java:394)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at android.os.AsyncTask$SerialExecutor$1.run(AsyncTask.java:305)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1167)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:641)
08-04 18:11:11.357 19390 19390 E HomeFeedFragment: 	at java.lang.Thread.run(Thread.java:920)