videoStream.acceptConnections is not a function

[mimi35garry]

Hi,
sorry for my english, i'm frensh noob !
I try to use your code and i have thise error.
Could you help me, please ?
I try to change export module, and import, add type module to package but not result.

root@Photomaton:~/nodematon# node index.js
mmal: mmal_vc_component_create: failed to create component 'vc.ril.camera' (1:ENOMEM)
mmal: mmal_component_create_core: could not create component 'vc.ril.camera' (1)
Camera started.
/root/nodematon/index.js:5
videoStream.acceptConnections(app, {
^

TypeError: videoStream.acceptConnections is not a function
at Object. (/root/nodematon/index.js:5:13)
at Module._compile (internal/modules/cjs/loader.js:999:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:1027:10)
at Module.load (internal/modules/cjs/loader.js:863:32)
at Function.Module._load (internal/modules/cjs/loader.js:708:14)
at Function.executeUserEntryPoint [as runMain] (internal/modules/run_main.js:60:12)
at internal/main/run_main_module.js:17:47