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Questions tagged [jre]

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

131 questions
18
votes
3 answers

Is it safe to delete Java folders from C:\Users\(Username)\AppData\LocalLow\Sun\Java

I am using a Windows 7 64-bit PC. I have many folders in C:\Users\(Username)\AppData\LocalLow\Sun\Java with names of older Java versions like: jdk1.7.0_21_x64 jre1.7.0_45 jre1.7.0_25 These folders contain .msi and .cab files. I have uninstalled…
user359846
16
votes
3 answers

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 exist for the Oracle Java Runtime Environment for…
Steven Smethurst
  • 437
15
votes
5 answers

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 list to get around this problem. However, I am trying…
Brad
  • 6,629
14
votes
5 answers

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 find relevant the options for 1.6.21 I've tried…
nick3216
  • 302
13
votes
1 answer

How to scroll horizontally in IntelliJ IDEA under Windows?

I have a touchpad/trackpad I can scroll horizontally with (two-finger scroll) basically anywhere. Not in IntelliJ IDEA, though. Is there a way to make it work there too? (I do currently use Shift+vertical scroll to scroll horizontally)
Bloke
  • 1,124
11
votes
2 answers

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 (build 1.6.0_22-b04) Java HotSpot(TM) 64-Bit Server VM…
User
  • 3,835
9
votes
2 answers

Run unsigned Java applets

Basiclly the same question as Allowing unsigned Java applications on all sites, but for Java 8, where I get the pleasure of seeing this screen: Unsurprisingly, this breaks things for me. Is there some way to work around this ludicrous decision…
flaviut
  • 289
7
votes
3 answers

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 another application using JRE 1.6. I thought that…
user38116
7
votes
2 answers

finding location java_home in Windows 10

I need help finding the location of my java_home/bin, or if it even exists. If it doesn't, what more do I need to install? I am following some installation directions, and one of the steps says: Ensure that the Java Runtime Environment (JRE) is…
donutguy640
  • 173
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6
votes
2 answers

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 to allow the process to consume more memory? I…
WilliamKF
  • 8,058
5
votes
4 answers

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 troubleshoot this issue unsuccessfully. This is the…
Raj
5
votes
2 answers

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 I can run the application?
Zaheer Baloch
4
votes
0 answers

Doesn't exists Java JRE 17?

I need the java JRE v17 but I cannot find it. Looking into https://www.java.com I can find only Java JRE v8 only. Looking in https://www.oracle.com/it/java I can find JDK 17 but not its JRE. What I'm missing? What should I download if I have to run…
Tobia
  • 2,403
3
votes
3 answers

64 Bit Windows 8.1 Failure to reinstall Java JDK and JRE

Attempting to update to jre-7u67 from 65 did not appear to work. On reattempting, installation failed with a “Access is denied” message. JDK was still there but I followed recommendations to remove all Java applications and references. Then both…
Roy
  • 131
3
votes
3 answers

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 installer was corrupted and stopped midway before…
Cesar
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