Dtrace on 'ServerMigration' process while reproducing the issue generates the following error:
(ServerMigration) CtrlImportAccountCredentials.ValidateCredentials Check VSA credentials starts...
(ServerMigration) VSAAccount.AddVsaAccountToAdminGroup TargetInvocationException occurred: An invalid directory pathname was passed|
(ServerMigration) EVServerMigrate.ConfigureVsaAccount throwing Exception: Unknown error (0x80005000)
(ServerMigration) VSAAccount.RunningAsVSA current logon user: ev.local\VSA
(ServerMigration) EVServerMigrate.CheckVSACredentials Impersonating Vault Service Account
(ServerMigration) CtrlImportAccountCredentials.ValidateCredentials Check VSA credentials failed
(ServerMigration) DTraceHelper.LogDTrace CLuster Mode is STANDALONE
This issue can occur when the Logon Account on the EV services in the format VSA@ev.local. The Migration Wizard searches for VSA account in format ev.local\VSA.