Deployment error

Deployment error

Hi.
I'm now testing OS Deployer's demo in virtual environment and trying to deploy a master image using PXE-boot on target machine.

OS Deployer Agent boots successfully and says it is waiting for deployment.
Server sees target machine, i start deployment task, target machine reboots and that's all.

In logs there are errors :

Source '' is unavailable.
Additional info: 
--------------------
Error code: 6
Module: 126
LineInfo: 70E26A1BA387E86E
Fields: $module : "C:\Program Files (x86)\Common Files\ManageEngine\Agent\osd_server.dll"
Message: Source '' is unavailable.

=============================================================================================

Host '10.0.0.202' has failed the deployment.
Additional info: 
--------------------
Error code: 1
Module: 52
LineInfo: 9C5A16066A60D516
Fields: $module : "C:\Program Files (x86)\Common Files\ManageEngine\Agent\osd_server.dll"
Message: Host '10.0.0.202' has failed the deployment.
--------------------
Error code: 261
Module: 100
LineInfo: 7995895FA859DE
Message: Deployment has been canceled.
--------------------
Error code: 13
Module: 51
LineInfo: DAD3B897C820545A
Message: The operation has been canceled.

=============================================================================================

Failed to process the session.
Additional info: 
--------------------
Error code: 1
Module: 52
LineInfo: 7DD5E03A29333D6C
Fields: $module : "C:\Program Files (x86)\ManageEngine\OSDeployServer\ds_invoker.exe"
Message: Failed to process the session.
--------------------
Error code: 6
Module: 126
LineInfo: 70E26A1BA387E86E
Fields: $module : "C:\Program Files (x86)\ManageEngine\OSDeployServer\ds_invoker.exe"
Message: Source '' is unavailable.

Could you please advice how to deal with it?
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