Thank you so much for your hints up to now …dominik
But still no good! apart from the …1’s It installed the other stuff
but
sudo apt install libmraa
Reading package lists… Done
Building dependency tree
Reading state information… Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
libmraa : Depends: libjson-c3 but it is not installable
E: Unable to correct problems, you have held broken packages.
rock@rock-3a:~$ sudo apt install libjson-c4
Reading package lists… Done
Building dependency tree
Reading state information… Done
libjson-c4 is already the newest version (0.13.1+dfsg-7ubuntu0.3).
libjson-c4 set to manually installed.
0 upgraded, 0 newly installed, 0 to remove and 0 not upgraded.
rock@rock-3a:~$ sudo apt install libjson-c3
Reading package lists… Done
Building dependency tree
Reading state information… Done
Package libjson-c3 is not available, but is referred to by another package.
This may mean that the package is missing, has been obsoleted, or
is only available from another source
E: Package ‘libjson-c3’ has no installation candidate
Found this:
Plus After aplying that fix
plus an
apt update
libmraa finally has installed!
Still … Unable to locate package radxarock3modela-rk-u-boot-latest plus all subseqent errors from above