Jmeter test in Jenkins fails with "errorlevel=255" error

  • 11 months ago

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The "errorlevel=255" error in Jenkins when running a JMeter test typically indicates that the JMeter process has exited with an error. This can be caused by various factors, such as issues in the test script, incorrect setup, or misconfigurations. Here are some steps you can take to diagnose and resolve the issue:

  1. Check JMeter Logs:
    First, examine the JMeter logs to see if they provide any insight into the error. Jenkins should provide a console output that includes the JMeter log messages. Look for any error messages or stack traces that might give you a clue about what went wrong.

  2. Validate Test Script:
    Make sure your JMeter test script is correct and functional. Test it locally on your machine to ensure that it's running without errors.

  3. Check Test Data and Paths:
    If your test script uses external files, such as CSV files for data input, make sure the paths are correctly set and the necessary files are accessible. Relative paths can sometimes behave differently in the Jenkins environment.

  4. Permissions and Environments:
    Ensure that the Jenkins user has proper permissions to access the JMeter executable, the test script, and any required resources (data files, plugins, etc.).

  5. Jenkins Workspace:
    Jenkins sets up a workspace for each job. Make sure the JMeter test script and related files are located in the correct workspace directory.

  6. Jenkins Slave Configuration:
    If you are running Jenkins on multiple nodes or slaves, ensure that the necessary dependencies and configurations are correctly set on each slave where the test is executed.

  7. Plugin Versions:
    If you are using JMeter plugins, make sure they are compatible with the JMeter version you are using. Plugin compatibility issues can sometimes lead to errors.

  8. Java Version:
    Ensure that you are using a compatible version of Java with JMeter. JMeter usually requires Java 8 or higher.

  9. Updated Plugins and JMeter Version:
    Ensure you are using the latest version of JMeter and any relevant plugins. Sometimes updating to a newer version can resolve issues.

  10. Environment Variables:
    Check if your test script relies on any environment variables. Ensure that these variables are set properly in the Jenkins environment.

  11. Custom Properties:
    If you are using custom properties or variables in your test script, ensure that they are being set correctly within Jenkins.

  12. Debugging Steps:
    You can add debug log statements in your JMeter test script to print information about the script's progress. This can help you identify where the error is occurring.

If none of the above steps help resolve the issue, consider providing more specific details about your setup, script, and Jenkins configuration. This additional information can help in diagnosing and providing more accurate solutions.