the storage server would not always know about all options when running fetch keys

fdbserver/storageserver.actor.cpp

@@ -1808,6 +1808,9 @@ ACTOR Future<Void> fetchKeys( StorageServer *data, AddingShard* shard ) {
 		state int debug_nextRetryToLog = 1;
 		state bool isTooOld = false;
 
+		//FIXME: The client cache does not notice when servers are added to a team. To read from a local storage server we must refresh the cache manually.
+		data->cx->invalidateCache(keys);
+
 		loop {
 			try {
 				TEST(true);		// Fetching keys for transferred shard