Как исправить «некоторые пакеты не могут быть установлены … Неудовлетворенные зависимости »устанавливают Java? [дубликат]

У меня проблемы с загрузкой с помощью команды sudo apt-get .

Я пытаюсь установить среду выполнения Java:

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:  openjdk-6-jre : Depends: openjdk-6-jre-headless (>= 6b27-1.12.3-0ubuntu1~12.10.1) but it is not going to be installed
                 Depends: libgif4 (>= 4.1.4) but it is not installable
                 Depends: libatk-wrapper-java-jni (>= 0.30.4-0ubuntu2) but it is not installable
                 Recommends: ttf-dejavu-extra but it is not installable
                 Recommends: icedtea-netx but it is not installable

Кто-нибудь может мне помочь, я новичок в Linux / Ubuntu?