PMS 1.15.2 the chinese, japanese,korean subtitles not showing

[bad-robot]

After PMS update, Korean Subtitle is not showing correctly

Server Version#: 1.15.2 Player Version#: Hi, I’m experiencing error with Subtitle after server update. Korean subtitles are showing tofu characters instead of correct ones. [21] I occurs on when I play video on Android TV. and It also occurs while using encode with subtitle option.

another guy meet the same issue