InitiatedChats InvalidateUserIDCache Method Kentico 8.1 API Reference
Invalidates cache organized by UserID. So on the next call to GetInitiatedChatRequest, result will be 100% accurate.

Namespace: CMS.Chat
Assembly: CMS.Chat (in CMS.Chat.dll) Version: 8.0.0.0 (8.1.5347.20411)
See Also
InitiatedChats Class
InitiatedChats Members
CMS.Chat Namespace