Issue #2554911 by penyaskito, benjy, catch, ifrik, plach, Bojhan, Gábor...

Issue #2554911 by penyaskito, benjy, catch, ifrik, plach, Bojhan, Gábor Hojtsy, yoroy: Inform users/developers about entity/field mismatch details if it happens

(cherry picked from commit 91980774)