Error, not working

[stoplion]

1. Installed both ts-node and typescript locally..
2. 2. Created the launch.js

{
  // Use IntelliSense to learn about possible attributes.
  // Hover to view descriptions of existing attributes.
  // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
  "version": "0.2.0",
  "configurations": [
    {
      "name": "ts-node",
      "type": "node",
      "request": "launch",
      "args": [
        "${relativeFile}"
      ],
      "runtimeArgs": [
        "-r",
        "ts-node/register"
      ],
      "cwd": "${workspaceRoot}",
      "protocol": "inspector",
      "internalConsoleOptions": "openOnSessionStart"
    }
  ]
}

Run debugger..

Process exited with code 1
TypeError [ERR_UNKNOWN_FILE_EXTENSION]: Unknown file extension ".ts"

[wildone]

you need launch.json filename, you got launch.js