우분투 Oracle JDK 7 is NOT installed 에러

• Oracle JDK 7 Is NOT installed” error?

sudo apt-get upgrade -y
.....
Oracle JDK 7 is NOT installed.
dpkg: error processing package oracle-java7-installer (--configure):
 설치한 post-installation 스크립트 하위 프로세스가 오류 1번을 리턴했습니다
.....

webupd8team 이용 자바7 설치

sudo dpkg -P oracle-java7-installer
sudo apt-get -f install

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java7-installer

Java8

sudo add-apt-repository ppa:webupd8team/java
sudo apt-get update
sudo apt-get install oracle-java8-installer