Flash drives fails automount on Jammy

[Colin Law]

On Mon, 12 Aug 2024 at 16:31, MR ZenWiz <mrzenwiz at gmail.com> wrote:
> ...
> However, this morning, NO flash drives are recognized *and mounted*
> upon plug-in. This NEVER used to be a problem, particularly after I
> rebooted the machine, which I did. Still no automount. I checked the
> drive on my laptop, and it works perfectly.
>
> $ lsusb
> Bus 006 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 005 Device 005: ID 046d:c534 Logitech, Inc. Unifying Receiver
> Bus 005 Device 006: ID 413c:2011 Dell Computer Corp. Multimedia Pro Keyboard
> Bus 005 Device 004: ID 413c:1005 Dell Computer Corp. Multimedia Pro Keyboard Hub
> Bus 005 Device 003: ID 0764:0501 Cyber Power System, Inc. CP1500 AVR UPS
> Bus 005 Device 002: ID 07ca:313a AVerMedia Technologies, Inc. Live
> Streamer CAM 313
> Bus 005 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 003 Device 002: ID 0b05:1939 ASUSTek Computer, Inc. AURA LED Controller
> Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
> Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
> Bus 001 Device 005: ID 2023:0619 TONPHA   USB 2.0 Classic
> Bus 001 Device 004: ID 0781:5591 SanDisk Corp. Ultra Flair # <<<<<
> Bus 001 Device 003: ID 8087:0029 Intel Corp. AX200 Bluetooth
> Bus 001 Device 002: ID 03f0:d911 HP, Inc OfficeJet 4650 series
> Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
>
> $df
> Filesystem      1K-blocks       Used Available Use% Mounted on
> tmpfs             3274532      10828   3263704   1% /run
> /dev/sda2       196095580   23046896 163014768  13% /
> tmpfs            16372644     244752  16127892   2% /dev/shm
> tmpfs                5120          8      5112   1% /run/lock
> efivarfs              128         35        89  29% /sys/firmware/efi/efivars
> /dev/sda1          523244       6220    517024   2% /boot/efi
> /dev/sdb1      1921742316  940646168 883404092  52% /home
> /dev/sdc1      1921742316 1379848136 444202124  76% /ttera
> /dev/sdd1      3845508128 2764157736 885983176  76% /htera
> tmpfs             3274528        104   3274424   1% /run/user/1000

What are sdc and sdd?
Assuming those are not the flash drives then reboot without them plugged in, run
tail -f /var/log/syslog
and plug one of them in.  Show us what you see.

Colin L.