According to upstream the mode in which you connected your media player isn't an MTP mode, but an USB mass storage device mode. Does your media player have any other connection modes? If not, it shouldn't be added to libmtp, since it would break the device.
The device ids of the media player in this mode should be added to /lib/udev/rules.d/80-usb-media-players.rules
I propose to add the following rules:
I would be most thankful if you could post the type number a well, so we can complete the rule by adding the name of the device, which increases readability.
According to upstream the mode in which you connected your media player isn't an MTP mode, but an USB mass storage device mode. Does your media player have any other connection modes? If not, it shouldn't be added to libmtp, since it would break the device.
The device ids of the media player in this mode should be added to /lib/udev/ rules.d/ 80-usb- media-players. rules
I propose to add the following rules:
# Perception Digital, Ltd Audio Player =="aa6" , ATTRS{idProduct }=="9702" , ENV{ID_ MEDIA_PLAYER} ="perception- digital- audio-player"
ATTRS{idVendor}
I would be most thankful if you could post the type number a well, so we can complete the rule by adding the name of the device, which increases readability.