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Questions tagged [java]

Java is a cross-platform programming language created by Sun Microsystems and is now owned by Oracle. Do not confuse this tag with JavaScript or JScript. Questions about installing/running Java on macOS are welcome, questions about Java programming must be asked on StackOverflow.

502 questions
30
votes
5 answers

How to remove Java 10? Or revert to the previous version?

The Java updater on my Mac installed an obscure version of Java 10.0.1 which I never heard before. The result is that ALL my java apps are not running anymore, which makes Java pointless. The official instructions to remove Java are: sudo rm -fr…
Magnetic_dud
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11
votes
2 answers

How does /usr/bin/java work on Mac?

I found /usr/bin/java linked to /System/Library/Frameworks/JavaVM.framework/Versions/Current/Commands/java. And its file content is different from /Library/Java/JavaVirtualMachines/jdk1.8.0_121.jdk/Contents/Home/bin/java. But when I type…
bitdancer
  • 373
7
votes
2 answers

How to install Java 7 next to Java 6?

I am using a MackBook Pro with Mac OS X 10.8.2. I currently have Java 6 installed: wdb-laptop:~ wdb$ java -version java version "1.6.0_37" Java(TM) SE Runtime Environment (build 1.6.0_37-b06-434-11M3909) Java HotSpot(TM) 64-Bit Server VM (build…
Wim Deblauwe
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6
votes
2 answers

Make Minecraft (or Java Preferences.app) run on Java 7

Minecraft (and probably some other applications) won't run on a System with the preinstalled Java removed and the current JDK 7 installed. I already symlinked the Java 6 directory to the current one. Other applications like Adobe Illustrator that…
Appleshell
  • 292
5
votes
3 answers

Even though JRE 8 is installed on my MAC OS Yosemite, the error - " No Java Runtime present,requesting to install "

Even though JRE 8 is installed on my MAC OS Yosemite 10.10.3,while running the Android present in tools in sdk - the error - " No Java Runtime present,requesting to install " gets displayed in terminal- how do i solve this issue? I wanted to install…
user237979
  • 51
4
votes
4 answers

How do I downgrade Java on OSX 10.6.8?

Software Update recently updated Java with update 6, for my 10.6.8 installation. My problem is that my bank here in Costa Rica uses a dated version of Java, and now my version of Safari (5.0.5) acts wonky when the Java applet for accessing my bank…
user17802
  • 41
3
votes
3 answers

Why is java always running?

I have a MacBook Air running 10.8.3. I have Java running almost all the time and it is consuming ~500 MB of RAM. I didn't start Java, and—as far as I can tell—nothing that uses Java is still running. Surely something in the background is using Java,…
jlconlin
  • 133
3
votes
0 answers

IBM JRE on Mac?

For some uses such as communicating with Weblogic or WebSphere application servers from Windows or Unix, I have to use the IBM JRE. Does such thing exist on Mac? and/or how can I do that (except for the obvious solution of not using a Mac to run…
ptpdlc
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3
votes
1 answer

Is it possible to update Java7 without first uninstalling Java8?

On my MacBook I've got Java 6 through 8 installed and I happen to need and use them all on a daily basis. Lately it has been bothering me that every time I want to install an update to Java7 I need to first uninstall Java8. So my question is: is it…
ingenious
  • 273
2
votes
0 answers

How to install Java 6 on Mac OSX 10.75

I am no longer finding Java 6 on my Mac. I suspect when I upgraded to OSX 7.5 it upgraded my Java. I am running an open source project that must be in Java 6. I can only find Java 6 for OSX 6 Is there any way to downgrade Java? I would hate to have…
Victor Grazi
  • 2,123
2
votes
1 answer

Where is my Java SDK 7u7 installed?

I downloaded and installed Java 1.7 from this site. When I run the Java Control Panel, I could check I have it correctly installed. However, when I checked the Java version from command line, the version that I use is Java 1.6. java -version java…
prosseek
  • 5,694
2
votes
1 answer

Why does `/usr/bin/java` exist when java is not installed?

It seems that /usr/bin/java exists on my mac even though java isn't installed. $ which java /usr/bin/java $ java --version The operation couldn’t be completed. Unable to locate a Java Runtime. Please visit http://www.java.com for information on…
dinosaur
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2
votes
0 answers

“Please wait while Bamboo sets up your instance” taking for ever on Mac

I am trying to install and configure Bamboo on mac. I have installed it and now at the stage of running the setup wizard. After giving the license and selecting "Express installation", now am stuck at "Please wait while Bamboo sets up your instance"…
SUPARNA SOMAN
  • 121
2
votes
2 answers

I have Java 8. An app wants Java 6 (legacy one). Can I avoid that?

My government made a Java app to submit tax documents. That app, it's actually a very outdated version of Eclipse. When I run this ugly mess, I get a dialog that prompts me to install Java SE 6 (Legacy) from Apple. I'd like to avoid that, for…
Magnetic_dud
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2
votes
1 answer

Disabling Java / Enabling it only on a case by case basis

I seem to have Java installed on my MacBook Pro running 10.10.5. My default browser is Chrome (latest) but I also sometimes use Firefox and Safari. As i understand in an ideal world Java would be disabled as it can pose a security risk, how can I…
sam
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