Mount-block not found

I use openwrt on dragino/yun, after "opkg update", I try use command block, but there are error...

Someone can help?

Best regards.

root@dragino:/etc/opkg# opkg install  block-mount
Installing block-mount (0.2.0-9) to root...
Configuring block-mount.
Collected errors:
 * resolve_conffiles: Existing conffile /etc/config/fstab is different from the conffile in the new package. The new conffile will be placed at /etc/config/fstab-opkg.
root@dragino:/etc/opkg# block
-ash: block: not found

You are running a version of OpenWrt maintained by Dragino, not an official release from OpenWrt. You should ask on their forums since it is a non-standard version of OpenWrt. Alternatively, if your device is supported, consider installing the official version from


Thank for your reply, I will search.