|Message:||%1 (%2) %3Database %4 requires log files %5-%6 in order to recover all committed data. Recovery could only locate up to log file %7, and could not locate log generation %8. If the log file cannot be found, the database(s) can be recovered manually, but this will result in losing committed data.|
This Error event indicates that log files that are in the Lost Log Resilience (LLR) range are missing. LLR is a feature of Microsoft Exchange Server 2007 that drastically reduces the occurrence of database inconsistency due to lost logs.
To resolve this error, do one or more of the following:
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.