Assume that you use Microsoft Outlook in online mode in a Microsoft Exchange Server 2010 environment. Additionally, assume that your mailbox reaches the quota limit. In this situation, the Microsoft Exchange RPC Client Access service (Microsoft.Exchange.RpcClientAccess.Service.exe) freezes on the Client Access server. When this issue occurs, users cannot access their mailboxes. Additionally, the following event is logged in the Application log on the Client Access server:
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