I have 2 Virtual Machines(Ubuntu), the first 1 as Master, and the second as slave, when I run the test on the Remote Machine I got the following:
Error in rconfigure() method java.rmi.ConnectException: Connection refused to host: 192.168.56.10; nested exception is: java.net.ConnectException: Connection refused (Connection refused)
VirtualBox: 6.0
VirtualMachine:Ubuntu 19.10 Eoan Ermine
Apache Jmeter: 5.2.1