You have root, but you still need to remount /system to be read/write
$ adb shell
$ su
$ mount -o rw,remount -t yaffs2 /dev/block/mtdblock3 /system
Go here for more information: Mount a filesystem read-write.
You have root, but you still need to remount /system to be read/write
$ adb shell
$ su
$ mount -o rw,remount -t yaffs2 /dev/block/mtdblock3 /system
Go here for more information: Mount a filesystem read-write.