Dec 09 18:00:05 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:05 salon volumio[1194]: info: Listing playlists Dec 09 18:00:05 salon volumio[1194]: info: Listing playlists Dec 09 18:00:15 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:18 salon volumio[1194]: error: Plugin serialampcontroller does not return adequate promise from onStop: please update! Dec 09 18:00:18 salon volumio[1194]: info: Disabling plugin serialampcontroller Dec 09 18:00:18 salon volumio[1194]: info: Done. Dec 09 18:00:25 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:25 salon volumio[1194]: info: Listing playlists Dec 09 18:00:25 salon volumio[1194]: info: Listing playlists Dec 09 18:00:35 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:45 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:45 salon volumio[1194]: info: Listing playlists Dec 09 18:00:45 salon volumio[1194]: info: Listing playlists Dec 09 18:00:55 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:00:57 salon volumio[1194]: info: Enabling plugin serialampcontroller Dec 09 18:00:57 salon volumio[1194]: info: Loading plugin "serialampcontroller"... Dec 09 18:00:57 salon volumio[1194]: info: Applying required configuration parameters for plugin serialampcontroller Dec 09 18:00:57 salon volumio[1194]: info: Applying required configuration parameters for plugin serialampcontroller Dec 09 18:00:57 salon volumio[1194]: info: PLUGIN START: serialampcontroller Dec 09 18:00:57 salon volumio[1194]: error: [SERIALAMPCONTROLLER] onStart: Error: The selected Interface does not exist or the selected amp does not support it. Check Settings. Dec 09 18:00:57 salon volumio[1194]: info: Done. Dec 09 18:00:59 salon volumio[1194]: info: CoreCommandRouter::getUIConfigOnPlugin Dec 09 18:01:05 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:01:05 salon volumio[1194]: info: Listing playlists Dec 09 18:01:05 salon volumio[1194]: info: Listing playlists Dec 09 18:01:10 salon volumio[1194]: info: CALLMETHOD: system_hardware serialampcontroller updateSerialSettings [object Object] Dec 09 18:01:10 salon volumio[1194]: info: CoreCommandRouter::executeOnPlugin: serialampcontroller , updateSerialSettings Dec 09 18:01:10 salon volumio[1194]: info: CoreCommandRouter::getUIConfigOnPlugin Dec 09 18:01:15 salon volumio[1194]: info: CoreCommandRouter::volumioGetState Dec 09 18:01:17 salon volumio[1194]: info: CALLMETHOD: system_hardware serialampcontroller updateAmpType [object Object] Dec 09 18:01:17 salon volumio[1194]: info: CoreCommandRouter::executeOnPlugin: serialampcontroller , updateAmpType Dec 09 18:01:17 salon volumio[1194]: info: CoreCommandRouter::getUIConfigOnPlugin Dec 09 18:01:17 salon volumio[1194]: |||||||||||||||||||||||| WARNING: FATAL ERROR ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Dec 09 18:01:17 salon volumio[1194]: TypeError [ERR_INVALID_ARG_TYPE]: The "chunk" argument must be of type string or an instance of Buffer or Uint8Array. Received undefined Dec 09 18:01:17 salon volumio[1194]: at new NodeError (node:internal/errors:405:5) Dec 09 18:01:17 salon volumio[1194]: at _write (node:internal/streams/writable:322:13) Dec 09 18:01:17 salon volumio[1194]: at Writable.write (node:internal/streams/writable:344:10) Dec 09 18:01:17 salon volumio[1194]: at serialampcontroller.sendStatusRequest (/data/plugins/system_hardware/serialampcontroller/index.js:1067:19) Dec 09 18:01:17 salon volumio[1194]: at serialampcontroller.getAmpStatus (/data/plugins/system_hardware/serialampcontroller/index.js:299:14) Dec 09 18:01:17 salon volumio[1194]: at serialampcontroller.connectTcpIp (/data/plugins/system_hardware/serialampcontroller/index.js:740:10) Dec 09 18:01:17 salon volumio[1194]: at Socket.emit (node:events:514:28) Dec 09 18:01:17 salon volumio[1194]: at TCPConnectWrap.afterConnect [as oncomplete] (node:net:1581:10) { Dec 09 18:01:17 salon volumio[1194]: code: 'ERR_INVALID_ARG_TYPE' Dec 09 18:01:17 salon volumio[1194]: } Dec 09 18:01:17 salon volumio[1194]: ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||| Dec 09 18:01:18 salon sudo[3483]: volumio : PWD=/ ; USER=root ; COMMAND=/bin/journalctl '--since=2025-12-09 18:00' Dec 09 18:01:18 salon sudo[3483]: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1000) PRETTY_NAME="Raspbian GNU/Linux 12 (bookworm)" NAME="Raspbian GNU/Linux" VERSION_ID="12" VERSION="12 (bookworm)" VERSION_CODENAME=bookworm ID=raspbian ID_LIKE=debian HOME_URL="http://www.raspbian.org/" SUPPORT_URL="http://www.raspbian.org/RaspbianForums" BUG_REPORT_URL="http://www.raspbian.org/RaspbianBugs" VOLUMIO_BUILD_VERSION="cfdc872d40b979cca36352a7333c940c38dc64b5" VOLUMIO_FE_VERSION="35f8f4439f0076a62fefa72fd80b70701b3d6cbd" VOLUMIO_FE3_VERSION="bcca17b6b6b26edfb999e6fd7da1b222a88a61d2" VOLUMIO_BE_VERSION="6cbc2303e10f00c3a01cb7f02c6d12448bd32c62" VOLUMIO_ARCH="arm" VOLUMIO_VARIANT="volumio" VOLUMIO_TEST="FALSE" VOLUMIO_BUILD_DATE="Fri Dec 5 20:42:14 UTC 2025" VOLUMIO_VERSION="4.073" VOLUMIO_HARDWARE="pi" VOLUMIO_DEVICENAME="Raspberry Pi" VOLUMIO_HASH="67fdc5f60f00b7a328ccd8c4ad441086"