First, thanks to respond quickly by Dahail.
Because we have to use "Run whether user is logged on or not" mode,
I found that it must to modified TaskRunLevel and pass RP.
http://technet.microsoft.com/en-us/library/cc722152.aspx
Because we have to use "Run whether user is logged on or not" mode,
I found that it must to modified TaskRunLevel and pass RP.
http://technet.microsoft.com/en-us/library/cc722152.aspx