find . -name "*.wav" -exec avconv -i "{}" -c:a libmp3lame -b:a 192k "{}.mp3"
Found the issue, i downloaded the Invo example and had the same issue, reading about it, gave write permissions to the cache folder, and that fixed it, thanksпроверь права
И нужно ли вообще?
удалённый сервер прервал соединение