Make sure you do backups prior to doing any changes as this solution may not be suitable for you or related to another problem ; Problem: Witness share is not available for your Dag System; Solution: Ensure all your permissions are correctly set in your witness share and alternate witness ; Run the following … Continue reading Events 1069/1564 DAG(exchange) Cluster Witness: File share witness resource ‘File Share Witness (\\)’ failed to arbitrate for the file share ‘\. Please ensure that file share ” exists and is accessible by the cluster