|Message:||%1 (%2) %3Error %5 occurred while opening a newly-created logfile %4.|
This Warning event indicates that an unknown system error has occurred while opening a newly-created log file. System event errors are logged to the System log of Event Viewer.
To resolve this warning, verify file permissions and attributes. Verify that none of the log files are hidden or read-only. The Local System account should have full access to the log files.
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.