Dears,

I just want to know what is the meaning and the cause of these messages:

2018/01/30 14:15:04 [decoder:4] Trying method "META" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder:4] Trying method "WAV" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder.wav:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [decoder.wav:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [decoder:4] Trying method "MIDI" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder:4] Trying method "IMAGE" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder:4] Trying method "AAC" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder.aac:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [decoder.aac:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [decoder:4] Trying method "MP4" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder.mp4:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [decoder.mp4:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [decoder:4] Trying method "OGG" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder.ogg:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [decoder.ogg:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [decoder:4] Trying method "MAD" for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"...
2018/01/30 14:15:04 [decoder:3] Method "MAD" accepted "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3".
2018/01/30 14:15:04 [metadata.mp4:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [metadata.mp4:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [decoder.ogg:4] Invalid MIME type for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3": audio/mpeg!
2018/01/30 14:15:04 [decoder.ogg:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/rsalamnrbna/var/spool/media/Taraneem/George Amir 1 - \216\170\216\177\217\134\217\138\217\133\216\169 \217\138\216\167 \216\167\217\132\217\135\217\138 \216\167\216\185\217\133\217\130 \216\167\217\132\216\173\216\168 \217\135\217\136\216\167\217\131 - \216\167\216\179\216\170\216\177 \216\177\217\133\216\178\217\138 - \217\129\216\177\217\138\217\130 \217\130\217\132\216\168 \216\175\216\167\217\136\216\175.mp3"!
2018/01/30 14:15:04 [autodj:4] Remaining: 9.0s, queued: 0.0s, adding: 362.0s (RID 4)

This is normal behavior for Liquidsoap. It's trying to use each decoder type, in sequence, until it finds the right one.

ok, thank you very much Alexiu.

Sometimes this is a prelude to a failure. Here's what happened on my server today:

2019/05/11 07:16:39 [decoder.aac:4] Libfaad recognizes "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3" as AAC (44100Hz,2 channels).
2019/05/11 07:16:39 [decoder.aac:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"!
2019/05/11 07:16:39 [decoder:4] Trying method "MP4" for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"...
2019/05/11 07:16:39 [decoder:4] Decoder "MP4" failed on "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3": Faad.Failed!
2019/05/11 07:16:39 [decoder:4] Trying method "OGG" for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"...
2019/05/11 07:16:39 [decoder.ogg:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"!
2019/05/11 07:16:39 [decoder:4] Trying method "MAD" for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"...
2019/05/11 07:16:39 [decoder:3] Method "MAD" accepted "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3".
2019/05/11 07:16:39 [metadata.mp4:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"!
2019/05/11 07:16:39 [decoder.ogg:4] Invalid file extension for "/usr/local/centovacast/var/vhosts/radioparanormalium/var/spool/media/audycje/Portal Infra - Infra Fakty/infra_fakty_-_2010-09-12.mp3"!
2019/05/11 07:16:39 [ogg.muxer:4] output_opusHQ_AZURA_autodj: Setting end of track 29866ef0.
2019/05/11 07:16:39 [ogg.muxer:4] output_opusHQ_AZURA_autodj: Every ogg logical tracks have ended: setting end of stream.

And it completely stopped all streams. Is there any way to prevent such situations from happening?