Hi,
I have the same problem with IPTV simple addon (not sure how to check what are my provider streams, FFMPEG or what) but exactly the same behaviour, since upgrade to LE12
log
2024-06-11 00:48:32.054 T:3234 info <general>: CDVDAudioCodecFFmpeg::Open() Successful opened audio decoder aac
2024-06-11 00:48:33.575 T:3234 info <general>: CVideoPlayerAudio::Process - stream stalled
2024-06-11 00:48:38.585 T:3236 info <general>: Skipped 1 duplicate messages..
2024-06-11 00:48:38.585 T:3236 warning <general>: OutputPicture - timeout waiting for buffer
2024-06-11 00:48:41.886 T:2935 info <general>: JSONRPC Server: New connection added
2024-06-11 00:48:41.887 T:2935 info <general>: WebSocket: missing Sec-WebSocket-Version
2024-06-11 00:48:44.300 T:3234 info <general>: CVideoPlayerAudio::Process - stream stalled
2024-06-11 00:48:46.885 T:2935 info <general>: JSONRPC Server: Disconnection detected
2024-06-11 00:48:47.361 T:3234 info <general>: CVideoPlayerAudio::Process - stream stalled