Deactivating the reflections at RVGL Shader renderer results in translucent faces loosing it's transparency.
It's no issue when trying the same with the legacy renderer.
Screenshots below made with shaders on.
[SOLVED] [Shader Renderer] Deactivated Reflections Problem
Re: [Shader Renderer] Deactivated Reflections Problem
Good find. Interestingly, this bug was introduced in 19.0210a but never reported before.