Good Morningto everybody; well i'll be direct to my point, look, i know that the JasperReport is a library, I'm working with eclipse (version 3.2.1), and i download the jasperreports-1.2.8, and jasperreports-1.2.8-applet; and I set them at C:/j2sdk1.4.2_047jre/lib/ext; so i writed my codige, in my eclipse plataform, but it gave me some mistakes, it do not found the JasperReports libray, i'm working with IReport too, in order to make some reports, so i have some reportes *.jrxml, *.jasper, *.bak; and i found some files with Java extention; i really confuse, because, the eclipse software, don't found the respect library of JasperReport; somebody can HELP ME!!!!! please!!!! atte. Abel A. Rosas Jimenez Universidad de San Martin de Porres Lima-Peru