Here is my class 6 8gb config and it works fine:

[Vendor]


CIPATH=/DCIM/100__TSB/FA000001.JPG
APPMODE=5
APPSSID=loft
APPNETWORKKEY=
VERSION=F24A6W3AW1.00.04
CID=02544d53573038470750016c4e00c901
PRODUCT=FlashAir
VENDOR=TOSHIBA
APPNAME=printer01
MASTERCODE=0013723642c6
LOCK=1
UPLOAD=1
UPDIR=/
APPAUTOTIME=0
DHCP_Enabled=NO
IP_Address=192.168.0.55
Subnet_Mask=255.255.255.0
Default_Gateway=192.168.0.1
Preferred_DNS_Server=192.168.0.1