I proceeded with the update of the as described at Upgrading the OpenWrt-Yun image on the Yún
Then I launched as described at TIME TO EXPAND YOUR YÚN DISK SPACE AND INSTALL NODE.JS but have those error messages:
root@myYun:~# opkg update
Downloading http://downloads.arduino.cc/openwrtyun/1/packages/Packages.gz.
Updated list of available packages in /var/opkg-lists/attitude_adjustment.
Downloading http://downloads.arduino.cc/openwrtyun/1/packages/Packages.sig.
Signature check passed.
root@myYun:~# opkg install node
Installing node (v0.10.28-1) to root...
Downloading http://downloads.arduino.cc/openwrtyun/1/packages/node_v0.10.28-1_ar71xx.ipk.
Installing uclibcxx (0.2.4-1) to root...
Downloading http://downloads.arduino.cc/openwrtyun/1/packages/uclibcxx_0.2.4-1_ar71xx.ipk.
Collected errors:
* opkg_install_pkg: Package uclibcxx md5sum mismatch. Either the opkg or the package index are corrupt. Try 'opkg update'.
* opkg_install_cmd: Cannot install package node.
root@myYun:~#
Any idea? Thank you!