i hava included jfreechart-0.9.13.jar ,gnujaxp.jar,jcommon-0.8.8.jar and
servlet.jar in jbuilder ,but when i write the code "import org.jfree.chart",
jbuilder throws a error:cannot access directory org\jfree\chart .
i am sure i hava included these jars into jbuilder
anybody knows why?