I upgraded MDT 2010 to 2012. When I launch the Deployment Workbench, Open Deployment Share, select the location and check the Upgrade the content of the deployment share, it fails. Here is what I see:
Performing operation "New Drive" on Target "Name: DS001 Provider: MDTProvider Root: D:\DeploymentShare".
Performing operation "upgrade" on Target "deployment share".
Upgrading an existing deployment share
Beginning the upgrade.
Backing up existing configuration.
Initializing scripts and tools.
Cleaning up old scripts from 'D:\DeploymentShare\Scripts'.
Cleaning up old files from 'D:\DeploymentShare\Tools\x86'.
Cleaning up old files from 'D:\DeploymentShare\Tools\x64'.
Checking driver hashes.
Finished checking driver hashes.
Restoring original Control directory.
Restoring original Scripts directory.
Restoring original Tools directory.
The upgrade of the deployment share at D:\DeploymentShare failed. The original configuration will be restored.
Microsoft.BDD.PSSnapIn.DeploymentPointException: The upgrade of the deployment share at D:\DeploymentShare failed. The original configuration will be restored. ---> System.UnauthorizedAccessException: Access to the path 'D:\DeploymentShare\Boot\boot.wim' is denied.
at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
at System.IO.File.Delete(String path)
at Microsoft.BDD.PSSnapIn.DeploymentPoint.Upgrade()
--- End of inner exception stack trace ---
I have check the permissions on the Deployment Share and I have full access.