From: Joel Pearson Date: 2013-01-28T21:29:09+09:00 Subject: Re: Can we attach documents to excel columns using Ruby? You might want to try passing "nil" instead of blanks in this: wbs.OLEObjects.Add(,full_path,False,True,,,f,) Also, check that you have the right number of arguments. -- Posted via http://www.ruby-forum.com/.