vLCR replication fails for a VM during stage: performing backup. VixDiskLib_Create failed

Products

• VMware Live Recovery

Issue/Introduction

The below is seen in the vCLR logs

2026-01-06T15:06:20.392150+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] Creating disk: /mnt/datrium/Ingest/502fae9b-####-####-####-############_000000/6000c293-####-####-####-############.vmdk on connection: 0x8298362b2916b110
2026-01-06T15:06:20.392172+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] VixDiskLib: VixDiskLib_Create: Create a disk.
2026-01-06T15:06:20.392203+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] DISKLIB-LIB_CREATE   : CREATE: "/mnt/datrium/Ingest/502fae9b-####-####-####-############_000000/6000c293-####-####-####-############.vmdk" -- vmfs capacity=209715200 (100 GB) adapter=Invalid info=cowGran=0 allocType=1 objType= policy='' spifSpecList=''
2026-01-06T15:06:20.392210+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] DISKLIB-LIB_CREATE   : Invalid adapter type (0)
2026-01-06T15:06:20.392217+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] VixDiskLib: Detected DiskLib error 1 (One of the parameters supplied is invalid).
2026-01-06T15:06:20.393726+0000 [VDDKServer.RpcServiceInstance:7fa3bdff5fb8] VixDiskLib: VixDiskLib_Create: Failed to create disk. Error 16000 (One of the parameters supplied is invalid) (DiskLib error 1: One of the parameters supplied is invalid) at 6584.

Note: The preceding log excerpts are only examples. Date, time, and environmental variables may vary depending on your environment.

VM controller in use is LSI Logic SAS

Environment

vLCR 7.27.6.0

Cause

LSI Logic SAS controllers are not supported for vLCR version 7.27.6.0 and below.

The below controllers and type are supported as of 7.27.6.0.

Controllers
============
NVMe
SATA
SCSI

Type
==========
LSI Logic Parallel
VMware Paravirtual

LSI Logic SAS is supported as of version 9.0.0.11

Resolution

Either wait for your environment to be upgraded to version 9.0.0.11 or if you can't wait for the upgrade power down the VM and change the controller to a supported version listed above.