Thanks Chris. Indeed, my issue is different than the one you've described - The links are deleted from common/lib and server/lib, and their targets are unharmed. I don't know of any other reason that could have possible cause the deletion. Thanks for the answer.
On Sat, Apr 10, 2010 at 12:06 AM, Christopher Schultz < ch...@christopherschultz.net> wrote: > -----BEGIN PGP SIGNED MESSAGE----- > Hash: SHA1 > > Karin, > > On 4/9/2010 4:55 PM, Karin Moscovici wrote: > > I'm using tomcat 5.5 on Linux Centos. Today, after restarting tomcat, my > > application did not load. In the logs I found NoClassDefError on > > org.servlet.jsp.JspFactory class. It seems that the symbolic link to > > /usr/shar/java/jsp.jar that was under tomcat/common/lib simply > dissappeared. > > When I added it using ln -s the problem was solved. This has happened to > me > > once before with HttpServletRequest class and servlet-api.jar from > > tomcat/server/lib. Is this a known issue? > > The only issue I believe Tomcat has with symbolic links is when you have > a symbolic link pointing from inside your webapp's deployment directory > (say, webapps/mywebapp) and then you perform an "undeploy" operation: > that will perform a recursive delete that ravages the target of the > symlink. > > That has been fixed in recent versions: check the ChangeLog for details. > > It sounds like your issue is something different, though. > > I don't believe Tomcat deletes any files except those related to actual > webapps. Are you sure there's no other way these links could have been > deleted? > > You could make those files (and their parent directories) non-writable > by the euid running Tomcat and see if you get any exceptions: that would > produce a stack trace proving that Tomcat is trying to delete the file > (when it probably shouldn't be). > > - -chris > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.10 (MingW32) > Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ > > iEYEARECAAYFAku/lsQACgkQ9CaO5/Lv0PAsFgCcCshvXNw9XgunBH5UU5vgK2iQ > 5qUAmwYM/5ElVOOXJtSm5KQL2QADVhuL > =V0Vo > -----END PGP SIGNATURE----- > > --------------------------------------------------------------------- > To unsubscribe, e-mail: users-unsubscr...@tomcat.apache.org > For additional commands, e-mail: users-h...@tomcat.apache.org > >
