A few missing pieces of localization configuration could stop «My Settings» from working. Let's fix it!
When upgrading both Episerver CMS and Episerver Find at the same time. Do not trust Episerver to handle updating both database schemas, things might blow up!
After upgrading to Episerver.Find Episerver.Find 13.2, queries started to fail. Adding an undocumented setting introduced in 13.2.4 is necessary for on-premise installations.
After upgrading from CMS 10 to CMS 11, I was puzzled by this exception occurring on all pages. It turned out it was quite an easy fix, and also documented in the list of breaking changes.
How to fix a Configuration Error after upgrading to Episerver CMS 11.