What's kinds of warnings? I guess "deprecation" warnings. So, I think it may not be critical error. Hiroyuki; ----- Original Message ----- From: "climb" <email@example.com> To: <Biojavafirstname.lastname@example.org> Sent: Thursday, January 09, 2003 2:34 PM Subject: [Biojava-l] (no subject) > Dear Biojava-l > I tried to recompile biojava under 1.4.1 , but found many warnings. > Is is dangerous?