Windows Task Scheduler 工作排程，程式中使用CreateOleObject操作Excel，出現錯誤訊息

Windows Task Scheduler 工作排程，程式中使用CreateOleObject操作Excel，出現錯誤訊息

Exception class name: 
  EOleException

Exception message: 
  The file name or path does not exist.
  The file is being used by another program.
  The workbook you are trying to save has the same name as a currently open workbook

  Microsoft Excel cannot access the file 'D:\xxxxxx'. There are several possible reasons:

手動建立資料夾

     for 64 bit Windows

  C:\Windows\SysWOW64\config\systemprofile\Desktop 

  for 32 bit Windows

  C:\Windows\System32\config\systemprofile\Desktop 

設定完成後再次登出，讓系統自動執行，接著出現以下錯誤訊息

Exception class name: 

  EOleSysError

Exception message: 

  The server process could not be started because the configured identity is incorrect. 

  Check the username and password, ProgID: "Excel.Application"

DCOM Config

  控制台 -> 系統管理工具  -> 元件服務 ，或是在命令提示字元輸入 dcomcnfg

  如果沒有看到Microsoft Excel Application選項，可以試著在命令提示字元裡操作

  MMC comexp.msc /32

後來試著在Security加入使用帳號

Identity 選用 The laumching user.