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

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Upgrade to java 1.7 in eclipse on mac

I'm sort of a beginner with eclipse but I want to update the libraries or build path or whatever to java 1.7 from java 1.6 and I can't figure it out. I'm a computer science student at the university ...
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Can not open “.jar” file in windows 8

I downloadd jar application named Need for speed most wanted. Now when I double clicked on the jar file icon, it does not executed. I checked I have jre installed in my windows 8 (64 bit) machine in ...
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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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How to install java plugin for firefox in Fedora 17 or 18

I am running Fedora 17 64 Bit, I already installed firefox with the yum install firefox, and my firefox version is 22.0 I am trying to install the java plugin for firefox. But the instructions on ...
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1answer
34 views

Java version not recognized when JAVA_HOME defined for a particular USERACCOUNT

I have been struck with problem on my development box. I have JRE6 on my system and NO ADMIN RIGHTS. Used this command to add user variables rundll32 sysdm.cpl,EditEnvironmentVariables I have ...
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81 views

Why is Java 8 executed under Windows 8 even though Java 7 is pointed at by the path environment variable?

I have my path environment variable set to contain my Java 7 bin folder (C:\Program Files\Java\jdk1.7.0_55). Printing the path variable to the console indeed confirms that no other Java\bin folders ...
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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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587 views

can I set an older version of java as a default for certain programs?

I have java 1.6 and 1.7 installed on my computer. I want to use 1.7 for everything except a single webapp that doesn't run on 1.7 well. Can I get some help? EDIT: On windows but I need a fix for ...
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129 views

How can updating the Java Runtime fix page freezes in IE on a website that has NO Java Applets in it?

We have a product written as an ASP.NET website deployed at over 70 sites. Recently, one site reported an issues where IE8/9 browsers would hang at certain post-back points, and would require the ...
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2answers
211 views

Why is a desktop Java app using an old JRE?

In trying to comply with IT policy I've (I thought) removed all old versions of Java JREs and JDKs from OSX. java -version returns 1.7.0_51 and the Java Control Panel in System Settings also reports ...
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73 views

What Version Of JAVA JRE do I have?

(System here is Windows 7) I have received this sentence in an E-Mail from higher powers... Make sure that your system has JAVA JRE 1.6 Update 7 No clue, so I looked around and found THIS PAGE on ...
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2k views

Allowing unsigned Java applications on all sites

Java stopped running unsigned applications one day. Your security settings have blocked an untrusted application from running. The documentation states that I can add a site to an exception ...
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Wrong OEM while trying to use FlashTool. (Android Rooting)

I am trying to follow this link to install FlashTool so that I can root my Micromax Canavas HD. My Dev Enviornment is Ubuntu 12.04 LTE 64 bit with support libs for 32 architecture. I as well changed ...
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61 views

Java error with kodak app

I've run out of options with the kodak development guys, so I am hoping that someone here will have an answer. We runs kodak asset management system and some machines, get this error when trying to ...
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2answers
863 views

MATLAB is not working because of Java

I use Windows 7 x64. I have installed MATLAB 2010a to my computer. After running only the splash screen shows up for a while then program quits. I have found an error log and the first lines of the ...
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1k views

Java 7 update 25 applet error: “Error. Click for details”

I'm unable to get any applets to work in any browser. I am 99% sure that this error happened after updating Java 7 runtime to update 25 (on OSX Mountain Lion). Some more detail on my problem: this ...
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40 views

Problems with Dart Installation

I'm installing Dart on my computer (Windows 8, laptop with decent specs), and I've run into a couple of problems. I unzipped the file from the dart website for 64 bit windows to C:/. I tried running ...
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How can I uninstall Java 7 Update 5 when I don't have the “jre1.7.0_05-c.msi” file?

Whenever I try to update to the latest version of Java, an installation of Java 7 Update 5 is detected and then I'm asked for the file, jre1.7.0_05-c.msi, which I don't have, so then the installation ...
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1answer
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Eclipse says “Access Denied” when running javaw and how to fix it?

I'm trying to get Eclipse to compile and run a HelloWorld class but it can't even do that. I have installed Eclipse x86 SDK 4.2.0 together bit with the latest JRE and JDK both in 64 bit as well. I ...
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1answer
3k 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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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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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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289 views

Changing default Java Runtime Environment from 1.8 to 1.7

I'm currently trying to change the default JRE on my computer from 8 to 7. I was attempting to fix a glitch involving the game Minecraft by updating to the JRE8 beta build, but it seems like that ...
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1answer
512 views

Installing Java on Debian

I need to get Java working for an online class, but I'm not having any luck. I've installed the package sun-java6-jre successfully, but Java still does not load in browser. The Oracle instructions ...
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148 views

Eclipse Juno can't run any Java project

I use Eclipse Juno - Eclipse IDE for C/C++ Developers , and I can't run any Java project , mean even there is no "Run" option . For example when I right click on the Main class I just see (no ...
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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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388 views

MATLAB not loading- java NoClassDefFoundError

The installation itself was giving an error: java.util.concurrent.ExecutionException: java.lang.RuntimeException: data starting at 0 is in unknown format but when I deselected Aeromodeling toolbox ...
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Where is java jre path specified in Windows 7?

I have java installed including jre 6 and 7 on Windows 7 64-bit. When I type java -version at the command line I get: C:\>java -version java version "1.6.0_22" Java(TM) SE Runtime Environment ...
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1answer
326 views

Cannot delete jar from lib/ext folder

I've added a jar in the extension folder of my JRE (lib/ext) in order to provide an extension code to my applications. Now I want to delete this jar, but I cannot. The error message says: Cannot ...
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3answers
4k views

Java not detected by browser

I have java installed on my computer, but none of my browsers seem to detect it a and I'm not able to run any applets. (Trivial, as it may seem) I've wasted a lot of time googling and trying to ...
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679 views

Can't install Java JRE

I need to install Java on my computer for my browser to be able to use Java video players. I had Java installed until now (i often run Java based stuff like eclipse or minecraft), but my browser ...
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1answer
356 views

Windows 8 Java install is interrupted

Every time i attempt to install JRE 7u9 the installer gives me an error saying that java ran into an unexpected error please try installing later. Whenever i try I get the same error. I attempted to ...
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723 views

Cannot remove or replace the JRE

About a month ago I attempted to remove a vulnerable version of the Java Runtime Environment (JRE). Unfortunately, I didn't know there was another user logged in at the time. This caused the ...
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1answer
233 views

JRE / Windows version compatibility

I'm creating an installer for a Java application for Windows. The customers wants to bundle the JRE with the installation (I know that's kind of frowned upon, but it's not up to me). If I bundle the ...
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1answer
424 views

Unable To Successfully Use Java Anywhere (Windows 7 64bit)

This is a bit of an odd issue: (This is with JRE 7u7 32bit.) New Lenovo W530 laptop, everything is shiny. I tried to use a java applet for the first time recently (in Chrome). I got the Java logo and ...
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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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862 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
109 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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1answer
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“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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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
1k views

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 ...
2
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1answer
259 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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273 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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206 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 ...
0
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1answer
702 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 orĀ CS5. Reinstalling doesn't help. Saw this note from Adobe, ...
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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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1answer
896 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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1answer
4k views

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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2answers
881 views

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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363 views

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 ...