[kannued]

The only thing I play with was on the 20th, more than 24 hours ago, was the config.php file. I changed the $bb->edit_lock = 60; to $bb->edit_lock = 99999;

as in here, https://bbpress.org/forums/topic/271?replies=2#post-1357

I check with my ISP for system upgrades. They did say:

“The only recent change was an upgrade of the Apache web server software, from Apache 1.3 to Apache 2.2 (the current version). This happened last Wednesday night, March 21.

Looking the your website, I see that the forum topic links point to non-existent files. For example, the link for topic “Circles in the Sand” points to http://www.canadianbookclubs.com/bkrv/topic/9 but there is no subdirectory called “/bkrv/topic” in your account, nor any rewrite rules that would map that URL to a real file. The same goes for the forum links. Something seems to be missing…”