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After applying march 2024 patches on a SharePoint Subscription farm the aggregated newsfeed is stuck on:

We're still collecting the latest news. You may see more if you try again a little later

ULS logs show unexpected errors regarding Distributed Cache

Unexpected error occurred in method 'BulkGet' , usage 'FeedCache' - Exception 'System.InvalidCastException: Unable to cast object of type 'System.Collections.Generic.List1[System.Collections.Generic.KeyValuePair2[System.String,System.Object]]' to type 'System.Collections.Generic.IEnumerable1[System.Collections.Generic.KeyValuePair2[System.String,System.Byte[]]]'. at Microsoft.Office.Server.DistributedCaching.SPDistributedCache.BulkGet[T](IEnumerable`1 keys, String regionName)'.

and..

Unexpected exception in FeedCacheService.GetConsolidatedFeed: Unable to cast object of type 'System.Collections.Generic.List1[System.Collections.Generic.KeyValuePair2[System.String,System.Object]]' to type 'System.Collections.Generic.IEnumerable1[System.Collections.Generic.KeyValuePair2[System.String,System.Byte[]]]'..:
at Microsoft.Office.Server.DistributedCaching.SPDistributedCache.BulkGet[T](IEnumerable1 keys, String regionName) at Microsoft.Office.Server.FeedCache.FeedCacheDataCacheWrapper.BulkGetCachedObjects[T](IEnumerable1 keys, String regionName)
at Microsoft.Office.Server.FeedCache.FeedCacheImplementation.GetLastModifiedTimes(List1 entities, Boolean& resultsIncomplete, FeedCacheEntity requestingEntity) at Microsoft.Office.Server.FeedCache.FeedCacheImplementation.GetConsolidatedFeed(FeedCacheEntity entity, List1 followedEntities, Int32 maxItemsPerEntity, Int32 maxNumberEntities, Int32 maxTotalItems, TimeSpan timeout, Nullable1 newerThan, Nullable1 olderThan)
at Microsoft.Office.Server.Microfeed.SPMicrofeedFeedCacheService.GetConsolidatedFeed(FeedCacheRetrievalEntity fcRetEntity, List1 followedEntities, FeedCacheRetrievalOptions fcRetOptions) at Microsoft.Office.Server.UserProfiles.FeedCacheService.Microsoft.Office.Server.UserProfiles.IFeedCacheService.GetConsolidatedFeed(FeedCacheRetrievalEntity fcRetEntity, List1 followedEntities, FeedCacheRetrievalOptions fcRetOptions)

I've tried to remove and add the servers to the cache cluster. Delete and create a new User Profile Application. Does anyone have any ideas or solutions?

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