> i noticed that the Struts 1.2.7 distribution includes many JAR files > with the same name as the Jakarta Commons project JAR files.
> however, i discovered that there are real differences between them. > for example, there are a lot more classes in the Struts > commons-fileupload.jar than in the Commons' commons-fileupload.jar I think (not sure) their versions are different. Take a look at the dependencies section in the struts release page[1] and see if they are the same ;-) 1- http://struts.apache.org/userGuide/release-notes.html Dorileo