Hkeys extracted for the fetched handler using:
get walk_GetHkeyArray (hKey, searchObjects) put it into handlerkeyArray
will be listed as "missing" if they cannot be found n the searchObjects = the message path of the current lcw environment. They are returned by walk_GetHkeyArray in the form:
F strange_Handler of Missing
These handlers will often have been renamed at some time, and you might get joy seraching the local filesystem using spotlight.
It is important to update or otherwise remove references to missing handlers.