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Questions tagged [eclipse-oxygen]

Oxygen is the code name for Eclipse 4.7 released on 28th June 2017. Oxygen.3a (4.7.3a) released in April 2018 supported Java 9 and 10. Use this tag for questions which are specific to this Eclipse release, in most cases you should also specify the eclipse tag.

Oxygen project web site: https://projects.eclipse.org/releases/oxygen

Note that the initial Eclipse Oxygen release did not support Java 9. Releases from Oxygen.1a (4.7.1a) onwards contain full Java 9 support, see the Eclipse wiki here

Oxygen.3a (4.7.3a) contains support for Java 10.

238 questions
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Eclipse Oxigen5 - "Cannot connect to VM Socket operation on nonsocket: configureBlocking"

I'm receiving following error message when trying to debug a project on Eclipse Oxygen5: This Eclipse installation was made on a new machine along with JDK1.8.0_144 and JRE1.8.0_144. I then copied the workspace folder containing the project and…
Mateus Folletto
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Access restriction on JavaFX classes in Eclipse Oxygen

I'm using Eclipse Oxygen 4.7.0 in Ubuntu 17.04 with Oracle JDK 8u144. Any code that refers to JavaFX classes in packages javafx.*, e.g. javafx.application.Application is (incorrectly) reported as an error Access restriction: The type 'ScrollPane'…
Adam
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Eclipse Oxygen: how to specify module dependencies

I am trying to familiarize myself with Eclipse's support for Java 9 modules. I use Eclipse Oxygen with the Java 9 Support Package from the marketplace and the latest JDK 9 u180. The problem concerns module dependencies and how to let Eclipse know…
alanger
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Exception in thread "main" java.lang.NumberFormatException: Not a version: 9

I am trying to run a Spark maven Scala Project in eclipse . when i run the scala class , i get this error : Exception in thread "main" java.lang.NumberFormatException: Not a version: 9 at…
A.HADDAD
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How to deal with 'Incompatible Java Versions running 0' in Eclipse Window Builder?

I have Eclipse installed with WindowsBuilder, and it has worked fine in the past in showing the design tab of JFrame. I just installed Intellj, and installed a JDK in addition to my current SE-9 JVM. My eclipse program is still functional , but is…
G Thorburn
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transitive dependencies in Eclipse Plugin-Project with Java 9

It seems, that in my Eclipse Oxygen 3 transitive dependencies are not resolved in Plugin-Projects. Consider the following Project with A depending solely on B, and B depending on C: While running A in JDK 1.8 turns out fine (as expected), in JDK 9…
Madjosz
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Error when connecting mylyn Gitlab connector to Eclipse

I'm trying to configure the Mylyn Gitlab Connector for Eclipse Oxygen v4.7.1a but when I try to add a new task it throws me an exception and it does not let me continue with the creation of the new task. Enter correctly my data and the url address…
David Navarro Astudillo
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How to use log4j with maven and java9 in Eclipse Oxygen?

I try to migrate a Java8 project to Java9. The auto generated module-info.java contains an entry requires log4j; and an error is shown: log4j cannot be resolved to a module => How do I correctly include log4j as a module dependency with Java9? (I…
Stefan
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What is causing Eclipse Oxygen 1a to throw a newJavaModelException?

On Windows 10 I downloaded and installed Eclipse Oxygen [Release (4.7.1a) Build id: 20171005-1200] using the Eclipse Installer. I then created a trivial Java project (no module stuff) using the New Project wizard: public class Demo1 { public…
skomisa
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Eclipse shows empty error message with Java 9

I have installed the Java 9 plugin. My project hasn't changed, but when I try to run, I get this: If you need anything else, feel free to comment that you don't have enough info. My .log file: https://pastebin.com/SQXZVcQk
not my real name
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Not able to connect to eclipse marketplace Eclipse Oxygen

I have eclipse Oxygen installed and am trying to connect to Eclipse marketplace, to install plugin, it gives below exception - org.eclipse.equinox.p2.core.ProvisionException
Deepak S
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Java code not printing all rows from excel file

I have an excel file with 6663 rows. I want to read all the rows and columns in the excel file and print them out on my console in eclipse. Here is what I have tried to achieve this: public class ExcelReader { public static final String…
David Gardener
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How do I change the default Eclipse Oxygen compiler compliance level from 9 to 1.8 and not have it revert back to 9?

When I open a workspace in Eclipse Oxygen, the default compiler compliance level is set to 9. I change it in Preferences > Java > Compiler back to 1.8 and click Apply. It works, until I close Eclipse and reopen it and now it's back to 9. How can I…
Shant Dashjian
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Why does altering my managed bean's definition result in the constructor not being called?

Please have a look at the following JSF page and at the definition of the managed bean class which it references. When I run my app and load the page I get the results shown in the "Good Results" screen shot. Note that the page is displaying data…
Verticon
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Unable to connect to SonarQube Server using HTTPS in Eclipse Oxygen (SonarLint Plugin)

I followed the steps in the SonarQube docs to allow my SonarQube server to use HTTPS by putting a Proxy behind it: https://docs.sonarqube.org/display/SONAR/Securing+the+Server+Behind+a+Proxy I created an apache server and installed mod_proxy module…
Jean Paul Larach
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