Exchange logs are not always truncated for some of the Mailbox Databases Possible errors in the Windows Event Viewer of any of the Exchange DAG Nodes: Volume Shadow Copy Service error: Unexpected erro...Exchange logs are not always truncated for some of the Mailbox Databases Possible errors in the Windows Event Viewer of any of the Exchange DAG Nodes: Volume Shadow Copy Service error: Unexpected error querying for the IVssWriterCallback interface. This is often caused by incorrect security settings in either the writer or requestor process. The Microsoft Exchange Mailbox Replication service was unable to process a request due to an unexpected error.
The controller is physically present in the slot, and the controller chassis displays an amber light. All the lights on the affected controller are turned off including the Seven-segment display. Ther...The controller is physically present in the slot, and the controller chassis displays an amber light. All the lights on the affected controller are turned off including the Seven-segment display. There is no serial output from the affected controller. The Recovery Guru reports: Controller Removed Drive Tray - Loss of Path Redundancy The Major Event log shows multiple instances of this pattern: Temperature sensor removed Controller removed Controller wide port has gone to failed state