Enable audio doesn't work before enable video

[Problem/Question]
// Detailed description of issue.
If I enter in a video call room with audio and video off, I am unable to start audio before I start video once. After enabling the video, even if i disable the video it stil

// If problem, please fill out the below. If question, please delete.
[SDK Version]
// What version of the SDK are you using?
I am using Sendbird Call SDK verion 1

[Reproduction Steps]
// Please provide reproduction steps and, if possible, code snippets.

[Frequency]
// How frequently is this issue occurring?
Everytime.

[Current impact]
// How is this currently impacting your implementation?
It is severly impacting my implementation.