syntaxError Unexpected token

[kd8bxp]

Got the following error using Linux Mint 20 64bit, not sure how to proceed.

/home/lfmiller/.nvm/versions/node/v6.12.2/lib/node_modules/vector-web-setup/tools/configure.js:73
const processLess = async () => {
                          ^

SyntaxError: Unexpected token (
    at createScript (vm.js:56:10)
    at Object.runInThisContext (vm.js:97:10)
    at Module._compile (module.js:542:28)
    at Object.Module._extensions..js (module.js:579:10)
    at Module.load (module.js:487:32)
    at tryModuleLoad (module.js:446:12)
    at Function.Module._load (module.js:438:3)
    at Module.require (module.js:497:17)
    at require (internal/module.js:20:19)
    at Object.<anonymous> (/home/lfmiller/.nvm/versions/node/v6.12.2/lib/node_modules/vector-web-setup/vector-web-setup.js:19:15)

npm version 3.10.10
Kernel 5.4.0-48-generic x86_64
Dell Inspiron One 2330 dual core i3-3240 (yes, it's an old system)
Linux Mint 20 (Ubuntu 20.04 base)
6gb ram, 1tb hard drive