Hello!
I got error message after 2.9.0.beta2 update.
Looks like extend-topic-for-sold-button involved.
[Error] Error: Could not find module `ember-addons/ember-computed-decorators` imported from `discourse/plugins/discourse-topic-trade-buttons/discourse/initializers/extend-topic-for-sold-button`
_prepareInitializer (application-03f8ba9ac8254a233c32640d38f8984e.js:60:131)
(анонимная функция) (application-03f8ba9ac8254a233c32640d38f8984e.js:65:93)
forEach
start (application-03f8ba9ac8254a233c32640d38f8984e.js:64:163)
(анонимная функция) (start-discourse-81637605c9aa837e31086f280d3afdaa.js:4)
dispatchEvent
(анонимная функция) (start-discourse-81637605c9aa837e31086f280d3afdaa.js:36)
Глобальный код (start-discourse-81637605c9aa837e31086f280d3afdaa.js:37)