title: Oracle JDK 11 error occuring every time, I install anything in terminal
body: <p>Below is the Error message I get every time I install anything in the terminal . Its kinda stuck there for a while.</p>
  
  <p>I tried no. of solutions from StackOverflow but nothing worked.</p>
  
  <p>Before installing this package,
  please download the Oracle JDK 11 .tar.gz file
  with the same version as this package (version 11.0.4),
  and place it in /var/cache/oracle-jdk11-installer-local,</p>
  
  <p>E.g.:</p>
  
  <pre><code>sudo mkdir -p /var/cache/oracle-jdk11-installer-local
  sudo cp jdk-11.0.4_linux-x64_bin.tar.gz /var/cache/oracle-jdk11-installer-local/
  sha256sum mismatch jdk-11.0.4_linux-x64_bin.tar.gz
  Oracle JDK 11 is NOT installed.
  dpkg: error processing package oracle-java11-installer-local (--configure):
   installed oracle-java11-installer-local package post-installation script subprocess returned error exit status 1
  Errors were encountered while processing:
   oracle-java11-installer-local
  E: Sub-process /usr/bin/dpkg returned an error code (1)
  </code></pre>
  
  <p>Doesn't show up again.</p>