apt-get conflit dans Ubuntu

J'ai essayé d'installer mod_security, mais il a l'erreur, j'ai donc essayé d'aptitude:

apt-get install libapache-mod-security
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:
 libapache-mod-security : Depends: libapache2-modsecurity but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
root@srv16540:~# aptitude install libapache2-modsecurity
The following NEW packages will be installed:
  apache2.2-common{ab} libapache2-modsecurity modsecurity-crs{a}
0 packages upgraded, 3 newly installed, 0 to remove and 10 not upgraded.
Need to get 660 kB of archives. After unpacking 2,861 kB will be used.
The following packages have unmet dependencies:
 apache2 : Conflicts: apache2.2-common but 2.2.22-1ubuntu1.4 is to be installed.
 apache2.2-common : Depends: apache2.2-bin (= 2.2.22-1ubuntu1.4) but 2.4.6-2~precise+1 is installed.
 apache2-bin : Conflicts: apache2.2-common but 2.2.22-1ubuntu1.4 is to be installed.
 apache2-data : Conflicts: apache2.2-common but 2.2.22-1ubuntu1.4 is to be installed.
The following actions will resolve these dependencies:

     **Keep the following packages at their current version:**
1)     apache2.2-common [Not Installed]
2)     libapache2-modsecurity [Not Installed]
3)     modsecurity-crs [Not Installed]



Accept this solution? [Y/n/q/?] q
Abandoning all efforts to resolve these dependencies.

Je ne sais maintenant ce que Conserver les paquets suivants dans leur version actuelle moyens.

Je veux savoir ce qui arrive si j'appuyez sur oui. Est-il remplacer mon apache2? Ai-je besoin de sauvegarder avant de faire cela?

utilisez-vous un tiers référentiel sur le système qui apporte dans ce conflit? Avez-vous essayé de lancer un apt-get update et ensuite installer le package?
Oui , j'ai utilisé apt-get et apt-upgrade , j'ai également utilisé apache 2.4 , je ne me souviens pas comment je l'ai installé . aussi lorsque j'appuie sur y en solution dans l'accepter , ne rien faire ...

OriginalL'auteur Ata | 2013-09-22