I followed the instructions as per this webpage https://www.digitalocean.com/community/articles/how-to-install-java-on-ubuntu-with-apt-get The following is the output Setting up libxfont1:amd64 (1:1.4.6-1ubuntu0.1) ... Setting up java-common (0.48ubuntu2) ... Setting up oracle-java6-installer (6u45-0~webupd8~3) ... Downloading Oracle Java 6... --2014-03-16 04:21:49-- http://download.oracle.com/otn-pub/java/jdk/6u45-b06/jdk-6u45-linux-x64.bin Resolving download.oracle.com (download.oracle.com)... 23.59.190.131, 23.59.190.130 Connecting to download.oracle.com (download.oracle.com)|23.59.190.131|:80... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: https://edelivery.oracle.com/otn-pub/java/jdk/6u45-b06/jdk-6u45-linux-x64.bin [following] --2014-03-16 04:21:49-- https://edelivery.oracle.com/otn-pub/java/jdk/6u45-b06/jdk-6u45-linux-x64.bin Resolving edelivery.oracle.com (edelivery.oracle.com)... 23.214.22.140 Connecting to edelivery.oracle.com (edelivery.oracle.com)|23.214.22.140|:443... connected. HTTP request sent, awaiting response... 302 Moved Temporarily Location: http://download.oracle.com/errors/download-fail-1505220.html [following] --2014-03-16 04:21:49-- http://download.oracle.com/errors/download-fail-1505220.html Connecting to download.oracle.com (download.oracle.com)|23.59.190.131|:80... connected. HTTP request sent, awaiting response... 200 OK Length: 5307 (5.2K) [text/html] Saving to: âjdk-6u45-linux-x64.binâ 0K 100% 454M=0s 2014-03-16 04:21:49 (454 MB/s) - âjdk-6u45-linux-x64.binâ saved [5307/5307] Download done. Removing outdated cached downloads... sha256sum mismatch jdk-6u45-linux-x64.bin Oracle JDK 6 is NOT installed. dpkg: error processing oracle-java6-installer (--configure): subprocess installed post-installation script returned error exit status 1 No apport report written because MaxReports is reached already Setting up gsfonts (1:8.11+urwcyr1.0.7~pre44-4.2ubuntu1) ... Setting up x11-common (1:7.7+1ubuntu6) ... * Setting up X socket directories... [ OK ] Processing triggers for ureadahead ... Setting up xfonts-encodings (1:1.0.4-1ubuntu1) ... Setting up xfonts-utils (1:7.7~1ubuntu1) ... Setting up gsfonts-x11 (0.22) ... Processing triggers for libc-bin ... Errors were encountered while processing: oracle-java6-installer E: Sub-process /usr/bin/dpkg returned an error code (1) Any ideas, i also the same issue even if install Jaav JDK 7?