Vuex: Access State From Another Module

state references local state and rootState should be used when accessing the state of other modules.

let session = context.rootState.instance.session;

Documentation: https://vuex.vuejs.org/en/modules.html

from an action :

'contacts:update' ({ commit, rootState }) {
    console.log('rootState', rootState.users.form)
    ......

  },