Hi everyone,
for no reason, last week, our Xen forum got this error and users can no longer write messages or do anything else.
Our setup at the time was: xenforo 2.1, php 7.3.33, mariadb 10.3;
And now we have: xenforo 2.2.8, php 8.0.28, mariadb 10.5.18;
We tried switching the server (dedicated...