On Thu, Sep 03, 2026 at 05:14:47PM +0000, Ronny Machado wrote: >Hi, I had the same issue las week, maybe the solution/workaround apply to you >as well, my site is behind cloudflare, took me a full day to realise that the >problem was caused by SSL/TLS config in CF...in my case originally was "Full >(Strict)", I had to change it to "Auto"...No more problems since then. > >HTH
Interesting. Thanks, but no load balancers or proxies are in the way. The log entry shows httpd is not serving the file. >> So there is definitely a 404 occuring, but the file DOES exist in >> /var/www/acme/ (as shown during the time of the transaction) >> >> # find /var/www/acme -ls >> 155520 4 drwxr-xr-x 2 root daemon 512 Sep 3 09:03 >> /var/www/acme >> 155521 4 -r--r--r-- 1 root daemon 87 Sep 3 09:04 >> /var/www/acme/0qew5-cCl8MYLRX1I58Ald50lxppE4yM0RZy-aeJRUQ >> >> >> /var/www/logs/access.log shows the HTTP 404 being served. >> >> www.example.com 66.133.109.36 - - [03/Sep/2026:09:04:07 -0500] "GET >> /.well-known/acme-challenge/0qew5-cCl8MYLRX1I58Ald50lxppE4yM0RZy-aeJRUQ >> HTTP/1.1" 404 0
