install trouble

[netsystemsrl]

node ./example/server --port 9080 --php lib-phpdebug.localhost --idekey secret-key
Launched Xdebug proxy server on port 9080

../lib-phpdebug-js/serve-static/index.js:121
next()
^

TypeError: next is not a function

what it want ?

[bkdotcom]

In addition to the above, setup and usage is not clear.

ie, what is the role of the "debug proxy server"
is it just for running the example/demo @ http://localhost:9080/