Sangfor SCP VM backup job failed with the error code #31 Receive message timeout

Discovered Version：v9.0.0.92348

Question

I already connect vinchin to sangfor scp. after doing some backup, all jobs failed in this process "Transferring backup data of VM 'Windows2025' on disk 'vm-disk-1.qcow2 (ide0)'." time out and with the below error code: .

Job failed,[#31]Receive message timeout
Error transferring virtual machine data, VM Name: 'XXXX', Platform: 'XXXX',VM Path:'XXXx' Backup Mode: 'Full',[#31]Receive message timeout

Answer

Issue Description

Agentless backup data transfer service not enabled on the Sangfor HCI platform.

Resolution

Enable the Agentless backup data transfer service in System > Port Management on the Sangfor HCI platform.Then retry the job.