The same message appears for me with an old Acer scanner that has worked fine up to now.
On a system with 1 GB RAM, 2 GB swap, xsane the only extra app running, even when scanning in scan mode Gray with 50 dpi, I get the same message.
xsane 0.99+0.991-1ubuntu2 (feisty)
The same message appears for me with an old Acer scanner that has worked fine up to now.
On a system with 1 GB RAM, 2 GB swap, xsane the only extra app running, even when scanning in scan mode Gray with 50 dpi, I get the same message.
xsane 0.99+0.991-1ubuntu2 (feisty)