I get this error in the Sitecore logs and I cannot figure it out.
Sitecore.NET 7.2 (rev. 140228) February 28, 2014 .NET Framework 4.0.30319.34209
Heartbeat 10:35:32 ERROR Exception while handling event Sitecore.Data.Eventing.Remote.SavedItemRemoteEvent
Exception: System.InvalidOperationException
Message: Invalid event arg type: Sitecore.Data.Events.ItemSavedRemoteEventArgs. Expected: SitecoreEventArgs
Source: Sitecore.Kernel
at Sitecore.Events.Event.ExtractParameters(EventArgs args)
at Sitecore.Events.Event.ExtractParameter(EventArgs args, Int32 index)
at Sitecore.Events.Event.ExtractParameter[T](EventArgs args, Int32 index)
at Sitecore.Buckets.Caching.DisplayedInSearchResultsCache.StartProcess(EventArgs e)
at Sitecore.Events.Event.EventSubscribers.RaiseEvent(String eventName, Object[] parameters, EventResult result)
at Sitecore.Events.Event.RaiseEvent(String eventName, Object[] parameters)
at Sitecore.Events.Event.RaiseItemSavedRemote(Object sender, ItemSavedRemoteEventArgs args)
at System.EventHandler`1.Invoke(Object sender, TEventArgs e)
at Sitecore.Eventing.EventProvider.RaiseEvent(Object event, Type eventType, EventContext context)
Please help.
This issue has been fixed in Sitecore CMS and DMS 7.2 rev. 140526 (7.2 Update-2). Click here for release notes. Check 404817.
Replied on Sitecore Community Forum.
https://community.sitecore.net/developers/f/8/p/1423/4077#4077