On Fri, 7 Mar 2003, Zhao, Po wrote: > The output is: > [1] "1.2.1" It would appear that you have the devel version of tkWidgets package but not the related devel package "widgetTools" which is required by "tkWidgets". This can be downloaded at: http://www.bioconductor.org/repository/devel/package/html/index.html