peut etre que le format du fichier est important tu n’as pas respecté les zones où indiquer les valeurs
cat /etc/sane.d/net.conf
# This is the net backend config file.
## net backend options
# Timeout for the initial connection to saned. This will prevent the backend
# from blocking for several minutes trying to connect to an unresponsive
# saned host (network outage, host down, ...). Value in seconds.
connect_timeout = 60
## saned hosts
# Each line names a host to attach to.
# If you list "localhost" then your backends can be accessed either
# directly or through the net backend. Going through the net backend
# may be necessary to access devices that need special privileges.
localhost
192.168.0.22
ça c’est le mien c’est pas ce que tu dois copier/coller dans ton pc
Et lapplication SimpleScan détecte le scanner