are you using msft windows? the makecdfevn package makes source code which in unix/linux can be installed using R INSTALL. to do this in windows you need to get some special utilities (see the R windows FAQ). if you submit the source code to bioconductor they can create a windows package. On Mon, 24 Feb 2003, Zhong Guan wrote: > > Hi Rafael, > I am using makecdfenv package I downloaded today to create arabidopsis cdf > env. I found that in the DESCRIPTION, I have to add the Built: field > manually, or I cannot install it. Did I do something wrong? > > > Zhong Guan, Ph. D. > Department of Epidemiology and Public Health > Yale University School of Medicine > HHMI Biopolymer & W.M. Keck > Biotechnology Resource Laboratory > Tel. 1-203-764-6628(1-203-SOHO-NAT) > Fax 1-203-764-6625 > Email: zhong.guan@yale.edu > > Mailing Address: > > 123 York St. Suite 2A > New Haven, CT 06511-5660 > > >