Conversion failed. The transcoder exited due to an error

A memory leak in the transcoder has just been fixed in Plex Media Server - currently released as beta - version 1.16.4.

  • (Transcoder) The transcoder process could leak memory on the Nvidia SHIELD (#9291)

For access to beta releases - see
https://support.plex.tv/articles/201844613-early-access-beta-releases/