Hello vietfriend.
It's program bug. I'll take care of this 3DP Chip v12.04.
Try to use the driver of follow link(Epson Artisan 50 Inkjet Printer).
http://www.epson.com/cgi-bin/Store/support/supDetail.jsp?BV_UseBVCookie=yes&oid=128283&prodoid=63083139&infoType=Downloads&platform=Windows32
Thanks for using 3DP Chip.
Hello vietfriend.
It's program bug. I'll take care of this 3DP Chip v12.04.
Try to use the driver of follow link(Epson Artisan 50 Inkjet Printer).
http://www.epson.com/cgi-bin/Store/support/supDetail.jsp?BV_UseBVCookie=yes&oid=128283&prodoid=63083139&infoType=Downloads&platform=Windows32
Thanks for using 3DP Chip.