[Vuejs]-Error: Reference.update failed: First argument contains an invalid key 14 December 2023 by thecoderscamp.com 0 I just needed to delete space[‘.key’]; to the addDept function Thanks @skribe Joao Alves Marrucho [Vuejs]-Vuelidate: Only validate checkbox if property is true [Vuejs]-Nested array upto n child, set it for options Source:stackexchange.com