Applies to iSCSI Issue LUNs presented to a server fail to connect which caused a failure in SQL instances. iScsiPrt errors 129, 39, 27 can 9 indicate that the Repository is not reachable. Windows logs...Applies to iSCSI Issue LUNs presented to a server fail to connect which caused a failure in SQL instances. iScsiPrt errors 129, 39, 27 can 9 indicate that the Repository is not reachable. Windows logs show the following error: Event ID 39 Source: iScsiPrt Initiator sent a task management command to reset the target. The target name is given in the dump data.