Tagged Questions

Java is a programming language originally developed by Sun Microsystems. Questions here should be about the installation, configuration and troubleshooting a JVM (Java Virtual Machine) or a JRE (Java Runtime Environment). Programming questions (unless directly related to Ubuntu) should be asked ...

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1answer
128 views

Can't run InstallJava executable file

I can't seem to run a Java executable file, even though I've already installed the latest jdk. See the below screenshot. Am I using the right command, via: ~$ open InstallJava or is ~$ ./InstallJava ...
0
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1answer
148 views

Cant mark minecaft as executeable in xubuntu 14.04

I cant mark minecraft as executeable, I try rightclicking minecraft and starting it up with java 7, but i need to mark it as executeable, If i go to "properties" and go to "Permissions" it does not ...
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0answers
29 views

Problem using comm.jar with 32 bit jdk

I get a java.lang.NoClassDefFoundError: javax/comm/CommPortIdentifier error when I try to run a compiled Java program that uses comm.jar and its associated .so and .properties files. Compilation runs ...
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0answers
51 views

Unable to run eclipse Indigo on Ubuntu (3.2.0-64-generic-pae) [closed]

I loaded jre7 and jdk7. I then installed eclipse. sudo apt-get install eclipse eclipse-jdt When I try to open it, Eclipse crashes and log file is created. eclipse.buildId=I20110613-1736 ...
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0answers
386 views

Could not find or load main class org.apache.pig.Main

Hope someone might be able to help me with this problem (it's had me stumped most of the evening...) I'm trying run the following: jon@ubuntu:~$ java -Xmx512M -cp pig-0.12.1.jar org.apache.pig.Main ...
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0answers
155 views

Downgrade Matlab java from 7 to 6 in Ubuntu error [closed]

I'm trying to downgrade Matlab java from 7 to 6 because of some problem in Ubuntu like problem in creating GUI (using GUIDE) in Matlab.The Application and figures that I created with Matlab R2014a in ...
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0answers
240 views

issues intalling Matlab R2012a 32bit student version on ubuntu 14.04 64bit

After having read https://help.ubuntu.com/community/MATLAB and successfully installed this version of Matlab on other versions of ubuntu I am running into the following issues when installing from the ...
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0answers
85 views

How to install older version of java with the webupd8 ppa

I'm trying to install java via the webupd8 ppa. Normally, this isn't an issue, it's just a quick sudo add-apt-repository .. sudo apt-get update sudo apt-get install .. However, I find that the ...
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0answers
47 views

How to get Doceri Desktop fully working in Ubuntu with Wine and Java

Doceri is an awesome tool for presenters, teachers, and more. Right now, it only works natively on Windows and Mac OS. However, I love my Linux desktop and through wine I have been able to most things ...
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1answer
739 views

Eclipse Kepler crashes on Ubuntu 14.04 when using WindowBuilder

I'm using Ubuntu 14.04 and with a lot of problems I have to face daily with this OS, there is another recent one. Problem: Whenever I try to use Eclipse's WindowBuilder to design SWING GUIs, after a ...
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2answers
361 views

Can't install Openjdk 1.6 in ubuntu

Accidentally I removed Openjdk from Ubuntu. Now it is not possible to install it again.It gives error that: Err http://in.archive.ubuntu.com/ubuntu/ precise-updates/main tzdata all ...
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0answers
66 views

Ubuntu 14.04 JAVA bandwidth use

So several times I stare at my laptop resource monitor and see data usage on the meter. I was curious today since I am connected via an AT&T USB modem, I do not wish to exceed my allotted data ...
0
votes
1answer
88 views

My minecraft has a very low FPS rate and freezes every second on 12.04 LTS

I recently installed Minecraft on my Ubuntu 12.04 LTS computer with all the correct Java packages and LWJGL, but when I go to play it, the FPS rate drops to ~3 fps and freezes every second, making ...
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0answers
98 views

I want to use tomcat6 but eclipse wants tomcat7

I'm using Xubuntu 14.04 in a chroot to run a development environment. Or, well, I'm trying to. For the development I need to do I need to use tomcat 6 but I need to also use eclipse. Unfortunately ...
0
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1answer
267 views

Can't switch compliance level in Eclipse

So after reading another question post I realized my question had changed. It is essentially, why can't I change my compliance level in Eclipse from 1.6 to 1.7 but I'm going to leave the body of my ...
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0answers
28 views

Trouble running/installing Lucid Player software in either Ubuntu or Wine

I am trying to install some plant ID software on my Ubuntu 14.04 install. The software is supposed to run on Linux on something called Lucid Player via Java. When I install through the terminal I get ...
0
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2answers
569 views

Gradle finds wrong JAVA_HOME even though it's correctly set ubuntu 13.10

I have just installed gradle from the terminal sudo apt-get install gradle After finishing am trying to run the command gradle -v I get the following error ERROR: JAVA_HOME is set to an ...
0
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1answer
231 views

Ubuntu league of legends very slow

First let me introduce myself. i am Raul, the CEO of CobraStudios. I just started using Linux ( Ubuntu ). Now i have an problem fixing everything i want to have on linux. Like Minecraft, League of ...
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2answers
43 views

Command for checking the default terminal

My Situation Is: I am trying to make a simple IDE for NASM in Java. When I execute a .asm file in my IDE it open the terminal and shows the output. I am using xterm for this purpose. Now the problem ...
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0answers
44 views

RapidMiner bit architecture

I downloaded a RapidMiner source file: "rapidminer-5.3.013.zip" from sourceforge...However I am having trouble extending R to it. I need to check the bit architecture of the RapidMiner software ...
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0answers
107 views

Minecraft shaders not working

I keep trying but minecraft will not let me run minecraft with shaders! Basically it does work but I keep seeing through blocks and I can see all the caves and stuff underneath the land! How can I ...
1
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1answer
3k views

Oracle-xe 11g installation on ubuntu 14.04

I tried to install the oracle-xe 11g rpm package. I tried to follow the oracle pdf provided by the oracle site. I run: rpm -ivh oracle-xe-11.2.0-1.0.x86_64.rpm and I get the following: glibc ...
0
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1answer
21 views

How can I open jnlp files with “lbnetx-java”?

What is libnetx-java package and how can I use it (to open '.jnlp' files)?? Thank you.
2
votes
1answer
119 views

Is there any way of adding an DSN in Ubuntu?

I am using Java-JDBC and Mysql is my database.. I want to have some Standard ODBC DSN like in windows....Is there a way of setting DSN(Data Source Name) in ubuntu for Mysql/ODBC Drivers ??
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2answers
181 views

Problem in Installing xdman in Ubuntu via terminal

I downloaded xdman in Ubuntu via the terminal using the command, apt-get install xdman However upon downloading when I try to run xdman using the "xdman" command in the terminal I got error ...
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0answers
13 views

Running TweetEye program in Wine

I have downloaded a windows version (not the newest) of TweetEye to be run in Wine. It is dependent on Java. I have therefore downloaded Java. Whereas the newest version of TweetEye has no problems, ...
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0answers
68 views

Java still dont recognize horizontal scroll (right click) 14.04

I am totally trackpoint fan, I use it all the time and have disablet my touchpad. Due to my study I work a lot with MATLAB, but MATLAB uses Java, and horizontal scroll does not be recognized by java ...
0
votes
1answer
324 views

How do I work around a “stack size specified is too small” error in Java on POWER8?

I am trying to run Java applications (ElasticSearch and Cassandra) on Ubuntu (14.04) running on Power PC hardware using the OpenJDK. I ran into an error: The stack size specified is too small, ...
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votes
1answer
81 views

Perrmision denied after /etc/profile while installing Java

I am trying to install Java. I have to reload my system wide PATH /etc/profile by typing the following command: /etc/profile And then I get the error: bash: /etc/profile: permission denied Why do ...
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2answers
103 views

NetBeans has broken interface with OpenJDK

Sorry for English. Usually (say, at 4/5 of times), when I start NetBeans, interface is partially broken. For example, menu items are appearing and at once disappearing after click; some parts of ...
1
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1answer
2k views

JDK 8 install in ubuntu [duplicate]

I'm tring to install jdk 8 for weeks, but it fails.Following are some outputs, sudo update-alternatives --config java There is only one alternative in link group java (providing /usr/bin/java): ...
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0answers
98 views

Consistent crashing of system when debugging java using eclipse

I'm using ubuntu 14.04 with unity for work. I've been debugging some Java code and every time I step inside a given method I have problems and have to restart my machine (4 times now). The only ...
1
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1answer
152 views

How to update Java version to 7 or 8 using the ppa link ? [duplicate]

I have already tried to: Re-install ca certificates Run: sudo -E apt-add-repository Add repository links to the etc/apt/sources.list manually. None of the above worked. I am trying to run IGV ...
2
votes
0answers
41 views

Weird java memory allocation

My task manager shows that for my java process memory allocated is 16777216.0 TB (yep, TB). It happens when programming swing application with eclipse 3.8. Oh, and my distro is lubuntu 14.04. Nothing ...
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0answers
85 views

Install Fonts for Minecraft Launcher

I like to play Minecraft, and something is annoying me. The launcher is using the default system font, instead of the font it uses on Windows 7 and 8. This is really annoying me, and I could use some ...
0
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0answers
58 views

SmartReader ACR38U doesn't work with Icedtea-7-plugin in Firefox

I can't to use my CardReader ACR38U with Icedtea-7-plugin in Firefox. :( CardReader in pcsc_scan work good, without problem. How I can fix this? Ubuntu 14.04 Firefox 29. java version "1.7.0_55" ...
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0answers
1k views

Icedtea-7-plugin don't work in Chromium, doesn't show in about:plugins

I'm newbie user of Ubuntu 14.04. I have trouble with: Icedtea-7-plugin don't work in Chromium. It doesn't shows in about:plugins. How I can I fix it? I did: sudo apt-get install icedtea-7-plugin ...
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0answers
298 views

tzdata-java / tzdata package update error ubuntu precise 12.04

I had an unexpected error while updating the tzdata-java package (through daily updates). The following packages have unmet dependencies: tzdata-java : Depends: tzdata (= 2014c-0ubuntu0.12.04) but ...
1
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0answers
142 views

Can Ubuntu for tablets run Java applets?

Can Ubuntu for tablets run JAVA applets in browser? My bank has netbanking build in Java and I need to use it on my android tablet which does not support Java browser applets. Don't have experience ...
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0answers
9 views

java problem all over again [duplicate]

When I try to run something that requires java, I get this message: "Java(TM) is required to display some elements on this page.". Next to it is offered a link to install plug-in. First it was offered ...
0
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0answers
21 views

Java won't work on Chrome Ubuntu 14.04 [duplicate]

I tried to run java in chrome but it wont work. In Firefox it works ok. I checked also in chrome:plugins and there is nothinf about java there. Icedtea is also installed.
0
votes
1answer
166 views

java plugin stoped working on Chrome [duplicate]

Ubuntu 12.04 here. My java-6-openjdk-amd64 Java plugin was fine until I installed the last week-or-two system updates. Now when I verify java Google Chrome gives me the Install Plugin yellow bar.. ...
0
votes
1answer
192 views

Installing IcedTeaPlugin for Chrome

I am trying to get the java plugin to work on chrome but have failed so far. I made symbolic links for the two files : IcedTeaPlugin.so and libjavaplugin.so I made the links in the file section ...
1
vote
1answer
486 views

Subversion 1.8.8 doesn't work with Java svn libraries

I'm running an up-to-date 14.04 installation. In a Java project built with Ant, I'm using the <svn> task to grab the current revision information. I've got (as far as I can tell) up-to-date ...
0
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0answers
148 views

How to troubleshoot Aptana Studio in ubuntu 14.04

Since my Aptana didn't respond properly after ubuntu 14.04 upgradation, I tried the following steps for upgrading java: *sudo apt-get install libjpeg62 libwebkitgtk-1.0-0 git-core *sudo ...
1
vote
2answers
209 views

How are we able to run eclipse.exe in ubuntu?

I was following instructions to manually setup eclipse kepler in Ubuntu 14.04. Next create an executable for Eclipe at ~/bin/eclipse with your favorite text editor by typing vi ~/bin/eclipse or ...
1
vote
2answers
123 views

I can't download Java or WINE due to similiar error

I've been trying to download Java Oracle 8 and WINE and I keep getting the same problem. W: Failed to fetch http://dl.google.com/linux/chrome/deb/dists/stable/Release Unable to find expected ...
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0answers
34 views

Mouse cursor stops working when placing block in Minecraft

This question might seem really weird. I have made a mod for Mine craft and it works fine on my windows laptop. The problem is I have made a multi block structure and when I place the last block in ...
0
votes
3answers
155 views

Eclipse and java 7 but no javac?

I have a java computer program that I can compile in Eclipse just fine. I want to compile it from the command line and get the message javac not found. I figured that I just didn't have my path setup ...
1
vote
2answers
61 views

OmegaT and Java Version

Installed omegaT from the Software Centre (Ubuntu 12.04). When I try to start it, I just get the error message: Suitable java binary not found. The output of java -version is: java version ...