Rascas wrote:It looks like you didn't setup the repositories correctly. Follow the instructions again, and since it seems it is a Raspberry Pi 2, make sure you add the main repo besides the armv7 one.
ok, change repo from armv7 to main, error still remain
Preparing to unpack .../libp8-platform2_184.108.40.206~jessie_armhf.deb ...
Unpacking libp8-platform2:armhf (220.127.116.11~jessie) ...
dpkg: error processing archive /var/cache/apt/archives/libp8-platform2_18.104.22.168~jessie_armhf.deb (--unpack):
trying to overwrite '/usr/lib/arm-linux-gnueabihf/libp8-platform.so.2', which is also in package libp8-platform2v4:armhf 2.0.1+dfsg1-1~bpo8+1
Errors were encountered while processing:
E: Sub-process /usr/bin/dpkg returned an error code (1)