Event ID - 21

Event Id21
SourceAppleTalk
DescriptionNot used Either the default zone was null or the zone list was empty on a LocalTalk adapter "%2".
Event InformationAccording to Microsoft:
Explanation :
The default zone or zone list was deleted by directly accessing the registry. The default zone could not have been made null, nor the zone list emptied, if Network and Dial-up Connections in Control Panel was used.
User Action:
Use Network and Dial-up Connections in Control Panel to specify a default zone for the LocalTalk adapter. Select Services for Macintosh, and then click Configure. Check the Enable Routing check box and then click Advanced. Check the Seed this Network check box.
Reference LinksAppleTalk Event id 21

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