電腦時間錯誤造成 KMS 認證失敗

因故調整電腦時間
剛好 Office 2010 認證到期
認證時出現錯誤訊息



C:\Program Files\Microsoft Office\Office14>cscript OSPP.VBS /act
Microsoft (R) Windows Script Host Version 5.7
Copyright (C) Microsoft Corporation 1996-2001. All rights reserved.

---Processing--------------------------
---------------------------------------
Installed product key detected - attempting to activate the following product:
SKU ID: 6f327760-8c5c-417c-9b61-836a98287e0c
LICENSE NAME: Office 14, OfficeProPlus-KMS_Client edition
LICENSE DESCRIPTION: Office 14, VOLUME_KMSCLIENT channel
Last 5 characters of installed product key: H3GVB
ERROR CODE: 0xC004F074
ERROR DESCRIPTION: The Software Licensing Service reported that the computer cou
ld not be activated. No Key Management Service (KMS) could be contacted. Please
see the Application Event Log for additional information.
To view the activation event history run: cscript OSPP.VBS /dhistorykms
---------------------------------------
---------------------------------------
---Exiting-----------------------------

依建議執行 cscript OSPP.VBS /dhistorykms
Microsoft (R) Windows Script Host Version 5.7
Copyright (C) Microsoft Corporation 1996-2001. All rights reserved.

---Processing--------------------------
---------------------------------------
Searching for KMS activation events on machine: GENERAL
Event ID: 12288

Coordinated Universal Time Written: 2014/4/7 上午 08:26:52
ERROR/HOST: 0xC004F06C, 0x00000000, kms.tc.edu.tw
ERROR DESCRIPTION: The Software Licensing Service reported that the computer cou
ld not be activated. The Key Management Service (KMS) determined that the reques
t timestamp is invalid.
---------------------------------------

原來時間有問題
將時間還原後就可以認證了