I have the scala code that sends message request to sqs. This was working like 3 weeks ago but now when I run it. I encountered the error below. Kindly help. Thank you. Exception in thread "main" java.lang.NoClassDefFoundError: io/gatling/javaapi/core/Simulation at java.lang.ClassLoader.defineClas…

How is this test executed? There’s a mention of frontline, are you executing on Gatling Enterprise self hosted?

Hi I am executing it by using the play button through the application which has the configuration setting. [image] and together with the package object that has this code. [image] I am a bit new on using Gatling and scala so Im still groping on stuffs. This was working before like 3 weeks ago…

this is the public repo I used: GitHub - gatling/gatling: Modern Load Testing as Code the pom xml used is: <?xml version="1.0" encoding="UTF-8"?> <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://ma…

@sbrevet may I also seek your help?

Firest, what are you doing with the Gatling sources??? Then Gatling 3.0.3 is from 4.5 years ago, obviously it’s completely outdated and incompatible. Finally, GatlingRunner is something in-house, not an official component. You should probably stick to the official ways to use Gatling, as describ…

So your GatlingRunner is just the official Engine helper . IMO, you should stick to the standard sample projects.

Exception in thread "main" java.lang.NoClassDefFoundError: io/gatling/javaapi/core/Simulation

Gatling (Open-Source)

Julius June 11, 2023, 10:46am 8

Already resolved. I changed the folder structure of my test to package, then moved object package, 2 classes (API_classified and US_214) under it. Then run it using the modified configuration of Application Gatling runner:

Topic		Replies	Views
Exception in thread "main" java.lang.NoClassDefFoundError: Could not initialize class io.gatling.core.action.package$ Gatling (Open-Source)	5	545	December 1, 2014
Running Simulations from IDE Gatling (Open-Source)	3	221	November 7, 2014
Exception in thread "main" java.lang.NoClassDefFoundError Gatling (Open-Source)	0	147	May 27, 2016
2.2.0 - java.lang.NoClassDefFoundError Gatling (Open-Source)	2	194	September 3, 2015
Gatling saying Class not found The requested class 'com.xxxxx.performace.test.gatling.UserCreationSimulation' can not be found in the classpath or does not extends Simulation. Gatling (Open-Source)	0	260	September 4, 2018

Exception in thread "main" java.lang.NoClassDefFoundError: io/gatling/javaapi/core/Simulation

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