Consider the following event message:
The description for Event ID 0 from source Application cannot be found. Either the component that raises this event is not installed on your local computer or the installation is corrupted. You can install or repair the component on the local computer.
If the event originated on another computer, the display information had to be saved with the event.
The following information was included with the event:
Msg:Session expired. You have to login;
StackTrace: at Some.Code.More.Code.Method(HttpContext context) in C:\custom\applcation\path\some\code\\more\Code.ashx.cs:line 42;
InnerException: the message resource is present but the message is not found in the string/message table
As noted in the event message above - the Event ID/Message cannot be properly found and properly written to the event log.