I want to install aptitude in my latest debian10.0.4(host is debian9,virtual machine in the host is debian10.0.4):
sudo apt-get install aptitude
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:
aptitude : Depends: libapt-pkg5.0 (>= 1.1) but it is not going to be installed
Recommends: libparse-debianchangelog-perl but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
To install the dependences:
sudo apt-get install libapt-pkg5.0 libparse-debianchangelog-perl
Reading package lists... Done
Building dependency tree
Reading state information... Done
libapt-pkg5.0 is already the newest version (1.8.2).
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:
libparse-debianchangelog-perl : Depends: libclass-accessor-perl but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
To install the dependence:
sudo apt install libclass-accessor-perl
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:
libclass-accessor-perl : Depends: libsub-name-perl but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
Go on to install dependence:
sudo apt install libsub-name-perl
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:
libsub-name-perl : Depends: perlapi-5.24.1
E: Unable to correct problems, you have held broken packages.
Go on to install :
sudo apt install perlapi-5.24.1
Reading package lists... Done
Building dependency tree
Reading state information... Done
Package perlapi-5.24.1 is a virtual package provided by:
perl-base 5.24.1-3+deb9u5 [Not candidate version]
perl-base 5.24.1-3+deb9u6 [Not candidate version]
E: Package 'perlapi-5.24.1' has no installation candidate
How to solve the issue then?
