The Java Runtime Environment, comprising of the Java Virtual Machine and standard Java APIs.

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How to install 32-bit OpenJDK on 64-bit Unbuntu (and CentOS)?

I'm running 64-bit Ubuntu. I have a Java program that bundled with a 32-bit native library. I found no way to run it on the default 64-bit OpenJDK and manage to get a 32-bit one instead. But when I ...
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5k views

Should JRE 7 be kept in Program Files (x86) or Program Files in Windows 7 (64-bit)?

I have updated JRE to version 7 update 4 and JDK to version 7u4. I have two Java folders, one in Program Files another on Program Files (x86). JRE was automatically downloaded to Program Files (x86) ...
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1answer
136 views

JRE randomly disappears

When I start up my computer, everything works fine. However, if it runs for a while and I try to open Eclipse (which I can open fine initially), I get the "Java Runtime Environment Needed... No Java ...
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3answers
992 views

How is it possible to install JRE on Ubuntu 11.04?

I have searched widely for an answer to this, but I couldn't find anything that would work. I currently have JRE version 1.6.0_26 (which I suspect is 6u26) however I want to upgrade it to the latest ...
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1answer
12k views

“Java returned exit code=13” when starting Eclipse

I have some problems starting Eclipse. When I try to start it, this error window appears: Does anyone have any idea of how to fix this? I am using Windows 7.
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1answer
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Fix java version mismatch in windows

I have the 64bit version of the jdk installed on windows 7. I installed the 32 bit version of the jre as websites complained that I didn't have the java plugin. I tried in vain to get firefox to ...
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1answer
307 views

Application prompts me to install JRE higher than 1.4, but I have 1.7 installed

There is a JRE 1.7 on my Windows XP machine. The java -version command says that I have 1.7.0_02. By launching an .exe file, I want to install an internet banking software that uses Java, but it ...
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211 views

OpenOffice3 with 32bit JRE in CentOS6 64bit

I want to know if it is possible and how to install headless Open Office 3 with 32 bit JRE on CentOS6 64 bit. I need to set it in $HOME directory on Webfaction hosting. Open Office they already ...
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914 views

Flash on OS X error: “Error initializing Java Runtime Environment. You may need to reinstall Flash.”

Error initializing Java Runtime Environment. You may need to reinstall Flash. I get that error suddenly when running either Flash CS3 or CS5. Reinstalling doesn't help. Saw this note from Adobe, ...
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2answers
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Small linux distro that to run in a VM and which has JRE

I'm looking for smallest linux distro with a GUI that natively runs JRE. DSL doesn't have JRE and I don't really want to spend 15 hours trying to figure out how to install it. I'm looking for ...
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Alternatives to Oracle JRE

I would like to uninstall as many Oracle products from my computer as possible because I don't like that company. However, I require Java for some of my applications, e.g. Eclipse. What alternatives ...
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Java JRE: Setting default heap size

I'm having trouble with Java on a virtual server, it always gives me the following error: # java Error occurred during initialization of VM Could not reserve enough space for object heap Could not ...
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Java Installation in Windows 7

I installed java from Oracle website (here.) the last one Windows x64, but when I try to set the path there is no JDK folder inside the installation folder. There is jre folder there but it doesn't ...
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0answers
319 views

JRE rt.jar getting deleted on machine reboot

I am observing a strange behavior on some of my Windows machines. I have a Server application that uses Java JRE 1.6u26 (Oracle) which is bundled within it. Sometimes a machine reboot causes the ...
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2answers
3k views

Java Install Error 1723

I was working on a program in Eclipse. I went to run it, and ran into some 'unknown source' errors, so I tried to reinstall my java and ran into some annoying errors. First thing I ran into was an ...
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2answers
166 views

Is there a virtualization solution for OSX Lion that doesn't require JRE?

I'm trying to verify if I can get along with using OSX Lion without JRE and the possibility to run virtual machines would be the last mile. VirtualBox is Java based so that's out of the question. Does ...
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1answer
2k views

java: command not found after installation

I have installed Jre in my CentOS by following instruction here Installation But the problem is each directory or file contains the "*" (asterisk) at the end of file name or directory even though ...
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2answers
260 views

Problem Installing jre in Linux debian

I am trying to install JRE in Debian Linux.I tried this command and it got installed successfully, apt-get install sun-java6-jre after that the /usr/lib/jvm got deleted from me unintentionally.Now ...
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2answers
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Download link for JDK & jre 64 bit [duplicate]

Possible Duplicate: Windows 7 64-bit and Java JDK download I want to do download jdk 64bit (last update) for Windows and Linux but I can`t download it from oracle.com It says Forbidden ...
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2k views

installing subversion on linux

i wanna install Subversion Edge on Linux. i've downloaded CollabNetSubversionEdge-1.3.3_linux-x86.tar.gz from here and i'm following the instruction from here when i execute bin/csvn start on the ...
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2answers
4k views

How to give Java run time more heap space?

I am running PMD v4.2.5 on Windows 7 and it is running out of memory with the following error: Exception in thread "Thread-4" java.lang.OutOfMemoryError: Java heap space How can I configure the JRE ...
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3answers
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How can I set one browser to use JRE 1.5 and another to use JRE 1.6?

I think this has to be a common issue, but I haven't found any clear solution. We have several products that are accessed via a browser (IE 7) with JRE version 1.5. We now need to be able to support ...
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3answers
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How to uninstall Java SE from the command line

Oracle states that the Java SE installer is built using MSI, but the help page, rather unhelpfully doesn't list uninstall options. I need to do a command line uninstall, and I can't figure out or ...
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1answer
1k views

JRE not running correctly on Windows 7 64-bit

An application called DosBox Game Launcher (DBGL) requires JRE in order to run successfully. I had it installed and running on my old Windows 7 32-bit machine without any problems. Today I got my new ...
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801 views

Disassociate file with cmd.exe

I recently chose cmd.exe as a default program for .jar files with instant regret. How do I associate this back again with javaw.exe in the JRE? The default program check box is disabled, so selecting ...
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5k views

Cannot install Java JRE on Windows XP workstation (possibly due to previous failed uninstall)

My Windows XP workstation at the office had several old versions of the Java JDK and JRE installed on it. I decided to install the newest Java JDK and uninstall the older JDKs and JREs. This resulted ...
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1answer
787 views

Can't upgrade to JRE 1.6 from 1.4.2

For the life of me I can't get my JRE upgraded. I've ran JDK6u21 and nothing, re-installed and nothing, tried JRE6u21 and still java version "1.4.2_06" Java(TM) 2 Runtime Environment, Standard ...
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1answer
462 views

Java missing after firefox 3.6.3 update on xp

XP: I just updated to firefox 3.6.3 and Java is gone, apps don't run. The Java affordances are gone from Options. Do I download Java from somewhere? Can I roll back to a firefox version that was ...
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2answers
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How to install SmartSVN in Ubuntu 10.04 (Lucid Lynx)? JRE installation is suspected

I followed the instructions in How To: Install/Setup SmartSVN in Ubuntu. I followed everything and it didn't start. I also tried to update my JRE: sudo apt-get install sun-java6-jre sun-java6-plugin ...
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1answer
3k views

I can not start a .jar-file by double-clicking, only from command-line in Windows

I have a Java application in a .jar-file. I can start it by typing java -jar myapp.jar and the application starts, but if I double-click on the .jar-file, nothing happens. What can be wrong? How can I ...
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I can not start Eclipse anymore

Today, I can not start Eclipse anymore. It worked fine yesterday, then I got a few Windows Updates before turning off the computer. And I also updated to the latest Java RE 1.6_u20 yesterday, but ...
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How to downgrade JRE's version in Ubuntu?

Currently I am having JRE 1.6.0_20. How do I downgrade it to JRE 1.6.0_17? How can I downgrade? I'm using Ubuntu 10.04 LTS.
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997 views

Is JRE installed in Windows and Linux?

Do Windows XP, Vista, Windows 7 and all Linux distributions have Java JRE installed so end-users don't have to install it to run Java applications?
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18k views

How do I run a program in Ubuntu using Wine that requires JRE?

I have an application that requires JRE to run on Windows. I have now migrated to Ubuntu and am trying to run the same application using WINE. However I get the error: "No Java Found". Any ideas how ...