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Questions tagged [java-runtime-compiler]

35 questions
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Error when run program in jvm 18: Java.lang.UnsupportedClassVersionError

i'm trying to run a project from Spring Initializr and I am getting the error java.lang.UnsupportedClassVersionError when I try to run the Main. The complete error is java.lang.UnsupportedClassVersionError: has been compiled by a more recent version…
OdisBy
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A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x00007ff81779403f, pid=94133, tid=259

I'm getting this error and my editor is getting closed automatically. A fatal error has been detected by the Java Runtime Environment: # # SIGSEGV (0xb) at pc=0x00007ff81779403f, pid=94133, tid=259 # # JRE version: OpenJDK Runtime Environment…
ravi_reddy_07
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How do i make a .jar file acessible to anyone?

I've made a game, have already exported it from eclipse to a .jar file, but none of my friends could open the file. "java virtual machine launcher: a java exeption has occured" appeared to all of them. So i tried to find a way to turn this .jar file…
Hugo Henrique
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The method traceMethodCalls(boolean) is undefined for the type Runtime

I get the error: (Exception in thread "main" java.lang.Error: Unresolved compilation problem: The method traceMethodCalls(boolean) is undefined for the type Runtime) when I run the code Below. public static void main(String[] args) { …
Oluwaseun Adesina
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Installing CPLEX causes a problem in MacOS Big Sur

When I try to download CPLEX no-cost academic edition from the IBM website, the download does not automatically start and it states "If Download Director does not start install / re-install Download Director." When trying to install download…
user11623586
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Automatic and seamless way to install a JVM

i am programming an app for desktop targeting only windows, i would like a way to install the JVM automatically but with an additional option, i want the JVM to be a part of the app which mean you cannot uninstall the JVM and the only way to do it…
adamizzo
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Issue executing a java compiled file from java source

I am trying to execute a java compiled file from another java program, and I am having some issues. When I run from my terminal the command java -cp ".:lib/MyLib.jar" javaFiles/g1/MyCompiledProgram I can execute MyCompiledProgram without any…
Antonio Ramírez Soláns
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A JNI error has occured when running exe file

So I just converted a jar file into an exe file. My Jar file seems to run smoothly and the code is executed as intended However when I run my .exe file I get an error window saying "A JNI error has occured. check your installations" I run JDK 14.01.…
Adam Deen
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Error caused on runtime of java class file

How do I compile and run java files if you don't know the specific package used by the developer... I got a folder of java files written by someone else, and I'm trying to compile and run the java files, I can compile the files by running javac…
user4896245
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working 'java -cp' not working all of a sudden in ubuntu

We have the below java command which was running and stopped working all of a sudden, java –cp "classes:lib/*" xxx.yyy.ppp The jar is within lib directory and the jar contains the class. It stopped working all of a sudden and gived the below…
Sijo Kurien
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Compiling Lambda Expression from String in Janino

I am trying to compile a class from a String using Janino. The class contains a lambda expression inside a function but it seems to not recognize the reference operator "->" and "::". I am getting a CompileException The complete stake…
Shafaq
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Why cant i run Jar file in Windows?

I am trying to run a javaFx jar in windows cmd with java -jar filename.jar but i get this error: Error: JavaFX runtime components are missing, and are required to run this application. In intellij works the programm fine but i cant run it in…
user10751443
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Do all operating systems already have JRE installed for running java applications?

Let say I am not a java developer and an ordinary person, and installing any application that is written in Java. So, do I need to first install the JRE or no all operating systems already have JRE installed on them?
Stack Overflow
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How to catch a "Could not deserialize object." exception in Java (Android)?

So let's say I'm converting a large collection of data from a server into custom local java objects. The POJO has an int variable, which is what I expect to get from the server. Only, let's say some of the data lists the number as a string instead…
Mr.Drew
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Java Runtime -ERR 'fsctl Command not found

I run a command using java Runtime.That command work fine when i executed normally on terminal/command promp but unable to execute through Java.Runtime :- Runtime.getRuntime().exec("fs_cli -H x.x.x.x -x 'fsctl loglevel'"); It give output…
Vishal Monga
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