Django 2.1.14 release notesLink para este cabeçalho# November 4, 2019 Django 2.1.14 fixes a regression in 2.1.13. BugfixesLink para este cabeçalho# Fixed a crash when using a contains, contained_by, has_key, has_keys, or has_any_keys lookup on JSONField, if the right or left hand side of an expression is a key transform (#30826).