>Nick,
>
>This is my Acrobat Automation Code:
>
>avDocM = CreateObject("AcroExch.AVDoc")
>avDocM.Open((pdm_var.prerelPDFDir) + AllT(new_ps_name)+'.pdf',"")
>dfr = avDocM.GetPDDoc()
>dfr.GetNumPages()
>avDocE = CreateObject("AcroExch.AVDoc")
>avDocE.Open((pdm_var.aclt_hold) + AllT(new_ps_name)+'1.pdf',"")
>dfr2 = avDocE.GetPDDoc()
>
>sde123 = dfr.ReplacePages(0,dfr2,0,1,.F.)
>
>dfr.Save(0x20+0x4+0x1,(pdm_var.prerelPDFDir) + AllT(new_ps_name)+'.pdf')

dfr = null
dfr2 = null

>avDocM.Close(.T.)
>avDocE.Close(.T.)

avDocM = null
avDocE = null

You need to add:

dfr = null
dfr2 = null

before calling Close() method, as above, because they also are related object references.