Reporting an issue:

• Mention JVM implementation (OpenJDK, Oracle JDK, ...), versions of Java, Apache JMeter
• Provide anonymized and as simple as possible test plan helping reproduce the issue
• Provide jmeter.log
• If it's a bug, explain clearly how to reproduce:
  • What should happen (OK Case)
  • What happens (KO Case)
• If it's an enhancement request, explain what you want, why you need it and the clear use case
• Answer to questions of the person who handles your case

Issue are related to bug or enhancements, it is not the right place to ask questions about usage, for the latter:

• Read the User manual and/or Reference documentation
• Ask questions on the user mailing list. Note you need to subscribe first