ActorCell.DeathWatch InvalidOperationException during AddressTerminated

akkadotnet#1011
Horusiath · Jul 3, 2015 · 016fcc7 · 016fcc7
1 parent 2025d0d
commit 016fcc7
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/core/Akka/Actor/ActorCell.DeathWatch.cs b/src/core/Akka/Actor/ActorCell.DeathWatch.cs
@@ -210,7 +210,8 @@ protected void AddressTerminated(Address address)
             // cleanup watchedBy since we know they are dead
             MaintainAddressTerminatedSubscription(() =>
             {
-                foreach (var a in _state.GetWatchedBy().Where(a => a.Path.Address == address))
+
+                foreach (var a in _state.GetWatchedBy().Where(a => a.Path.Address == address).ToList())
                 {
                     //_watchedBy.Remove(a);
                     _state = _state.RemoveWatchedBy(a);