Ubuntu 18.04 LTS Epson scanner Perfection 4490 Photo

[Brian]

On Thu 27 Jun 2019 at 05:20:49 -0700, diemkae wrote:

> My Epson 4490 scanner works fine using the iscan software from Epson under
> 16.04.6 (LTS) but cannot now be accessed under 18.04.2 LTS - error message
> like: cannot send commands to the scanner.  Check scanner status.

Probably Debian Bug #910103.

See

https://wiki.debian.org/Scanner#issue

and

https://alioth-lists.debian.net/pipermail/sane-devel/2019-June/036829.html

and Message #231 at

https://bugs.launchpad.net/ubuntu/+source/sane-backends/+bug/1728012

-- 
Brian.