|Message:||Config attribute “%1” has invalid value “%2”, protocol logging is disabled.|
This Error event indicates that the Microsoft® Exchange POP3 (MSExchangePOP3) service has disabled protocol logging on the Client Access server where the MSExchangePOP3 service runs. The MSExchangePOP3 service disables protocol logging because the specified configuration attribute in the Microsoft.Exchange.Pop3.exe.config file has an invalid value. The Microsoft.Exchange.Pop3.exe.config file contains configuration information for the MSExchangePOP3 service. Users who access their e-mail using a POP3 client are not affected by this event.
To resolve the error, set a valid value for the specified parameter in the Microsoft.Exchange.Pop3.exe.config file by following these steps:
If you are not already doing so, consider running the tools that Microsoft Exchange offers to help administrators analyze and troubleshoot their Exchange environment. These tools can help you make sure that your configuration is in line with Microsoft best practices. They can also help you identify and resolve performance issues, improve mail flow, and better manage disaster recovery scenarios. Go to the Toolbox node of the Exchange Management Console to run these tools now. For more information about these tools, see Toolbox in the Exchange Server 2007 Help.