I have a similar problem with a different scanner. The Epson GT-S80. When I choose Doublesided scanning also Invalid Argument.
I'm using Ubuntu 14.04.2LTS with the PPA running version 1.3.0
I've run a log file and attached it here below.
These Entries in the log seem odd.
WARN - Argument "" isn't numeric in numeric ne (!=) at /usr/share/perl5/Gscan2pdf/Dialog/Scan/Sane.pm line 731.
WARN - Argument "" isn't numeric in subroutine entry at /usr/share/perl5/Gscan2pdf/Frontend/Sane.pm line 430.
INFO - sane_set_option 51 (auto-eject) to returned status Success with info 0
I have a similar problem with a different scanner. The Epson GT-S80. When I choose Doublesided scanning also Invalid Argument.
I'm using Ubuntu 14.04.2LTS with the PPA running version 1.3.0
I've run a log file and attached it here below.
These Entries in the log seem odd.
WARN - Argument "" isn't numeric in numeric ne (!=) at /usr/share/ perl5/Gscan2pdf /Dialog/ Scan/Sane. pm line 731.
WARN - Argument "" isn't numeric in subroutine entry at /usr/share/ perl5/Gscan2pdf /Frontend/ Sane.pm line 430.
INFO - sane_set_option 51 (auto-eject) to returned status Success with info 0