On Jun 6, 2011, at 11:31 AM, Jeff Rogers wrote: > > I get down into these filters trying to figure out why my OpenACS > installation returned error pages for bad urls instead of the configured 404 > page. What appears to be going on is that a preauth filter "rp_filter" is > set up to do authentication and some other initialization (importantly, > populating ad_conn values), while the main request processor is "rp_handler" > which dispatches the request via a number of different mechanisms and if it > fails all of those falls through to "ns_returnnotfound", which does the > internal 404 redirect. However, the 404 page will also get handled by > rp_handler, but based on the values in ad_conn (specifically, extra_url) that > are only set up in the preauth filter; if the filter is not run again then > it tries to handle the internal 404 url based on the original url and fails > again, until it hits the recursion limit and just given an error. (BTW, > setting up a 500 error page here crashes the server by overflowing the > stack.) This also makes it! impossible to use acs-templating on the 404 or 500 error page.
Yes, this has been a known problem and known to be due to the fact that filter's not being run. ---- Don Baccus http://donb.photo.net http://birdnotes.net http://openacs.org -- AOLserver - http://www.aolserver.com/ To Remove yourself from this list, simply send an email to <lists...@listserv.aol.com> with the body of "SIGNOFF AOLSERVER" in the email message. You can leave the Subject: field of your email blank.
