SCVMM P2V Failed with Error 12700 - 實體對虛擬轉換失敗

SYMPTOM
===============
實體對虛擬轉換 Error 12700
The requested operation cannot be performed on a file with a user-mapped section open. 

CAUSE
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Hyper-V Host 上的防毒軟體把 VM Config 檔鎖住所導致

RESOLUTION
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停用防毒或是把 C:\ClusterStorage 路徑排除在掃瞄範圍中
P2V action works now after disabling/stopping antivirus programs. The 800704c8 error disappeared.