>oWord = CREATEOBJECT([Word.Application]) >oActiveDoc = oWord.Documents.Open([some document]) >WITH oActiveDoc.MailMerge > .MainDocumentType = 0 && Letter if my mind serves me well > .OpenDataSource([Some other document that should be used as a source for MailMegre],1,.f.) >ENDWITH >The .opendatasource worked fine for me on my PC, although I found that certain machines would get an OLE error saying there was no data source for the document. They are running the same version of word with the same service pack and same OS. What can these certain machines be missing which would cause the command to not work from their machines?