Error installation jdk 7 on Ubuntu 10.04

Question

Ubuntu 10.04

How I try:

---

➜  ~  sudo add-apt-repository ppa:webupd8team/java
...
➜  ~  sudo apt-get update
...
➜  ~  sudo apt-get install oracle-java7-installer
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Suggested packages:
  binfmt-support visualvm ttf-baekmuk ttf-unfonts ttf-unfonts-core ttf-kochi-gothic ttf-sazanami-gothic
  ttf-kochi-mincho ttf-sazanami-mincho ttf-arphic-uming firefox firefox-2 iceweasel mozilla-firefox
  iceape-browser mozilla-browser epiphany-gecko epiphany-webkit epiphany-browser galeon midbrowser
  moblin-web-browser xulrunner xulrunner-1.9 konqueror chromium-browser midori google-chrome
The following NEW packages will be installed:
  oracle-java7-installer
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 17.6kB of archives.
After this operation, 110kB of additional disk space will be used.
Get:1 http://ppa.launchpad.net/webupd8team/java/ubuntu/ lucid/main oracle-java7-installer 7u51-0~webupd8~1 [17.6kB]
Fetched 17.6kB in 0s (74.0kB/s)           
Preconfiguring packages ...
(Reading database ... 41748 files and directories currently installed.)
Unpacking oracle-java7-installer (from .../oracle-java7-installer_7u51-0~webupd8~1_all.deb) ...
oracle-license-v1-1 license has already been accepted
dpkg-deb: file `/var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb' contains ununderstood data member data.tar.xz     , giving up
dpkg: error processing /var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb (--unpack):
 subprocess dpkg-deb --fsys-tarfile returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

---

How I try too:

---

➜  ~  sudo rm /var/lib/dpkg/info/oracle-java7-installer*
zsh: no matches found: /var/lib/dpkg/info/oracle-java7-installer*
➜  ~  sudo apt-get purge oracle-java7-installer*
zsh: no matches found: oracle-java7-installer*
➜  ~  sudo rm /etc/apt/sources.list.d/*java*
➜  ~  sudo apt-get update
...
➜  ~  sudo add-apt-repository ppa:webupd8team/java
...
➜  ~  sudo apt-get update
...
➜  ~  sudo apt-get install oracle-java7-installer
Reading package lists... Done
Building dependency tree       
Reading state information... Done
Suggested packages:
  binfmt-support visualvm ttf-baekmuk ttf-unfonts ttf-unfonts-core ttf-kochi-gothic ttf-sazanami-gothic
  ttf-kochi-mincho ttf-sazanami-mincho ttf-arphic-uming firefox firefox-2 iceweasel mozilla-firefox
  iceape-browser mozilla-browser epiphany-gecko epiphany-webkit epiphany-browser galeon midbrowser
  moblin-web-browser xulrunner xulrunner-1.9 konqueror chromium-browser midori google-chrome
The following NEW packages will be installed:
  oracle-java7-installer
0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded.
Need to get 0B/17.6kB of archives.
After this operation, 110kB of additional disk space will be used.
Preconfiguring packages ...
(Reading database ... 41748 files and directories currently installed.)
Unpacking oracle-java7-installer (from .../oracle-java7-installer_7u51-0~webupd8~1_all.deb) ...
oracle-license-v1-1 license has already been accepted
dpkg-deb: file `/var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb' contains ununderstood data member data.tar.xz     , giving up
dpkg: error processing /var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb (--unpack):
 subprocess dpkg-deb --fsys-tarfile returned error exit status 2
Errors were encountered while processing:
 /var/cache/apt/archives/oracle-java7-installer_7u51-0~webupd8~1_all.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)

---

Answer 1

Your problem is that your dpkg is too old to understand correctly the deb package. You should consider upgrading your server (it's 4 years old for Pete's sake!) for a most updated version of dpkg.