Assembly: System (in system.dll)
OnError is called when an error occurs.
Raising an event invokes the event handler through a delegate. For more information, see Raising an Event.Notes to Inheritors When overriding OnError in a derived class, be sure to call the base class's OnError method.
Windows 98, Windows 2000 SP4, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see System Requirements.