Issue: Unable to locate 'child_process' in Angular 5

I am a newcomer to Angular, and I have encountered a requirement in my project to retrieve the MAC address of the user's system.

To achieve this, I performed an NPM installation as shown below:

npm install --save macaddress

Next, I added the following code after the imports in my app.component.ts file:

var macaddress = require('macaddress');

Then, in my ngOnInit method, I included the following code:

 macaddress.one(function (err, mac) {
            console.log("Mac address for this host: %s", mac);  
          });

Upon implementing these changes and attempting to serve the project, I encountered the following error message:

ERROR in ./node_modules/macaddress/lib/windows.js
Module not found: Error: Can't resolve 'child_process' ...

Following the initial installation with npm install --save macaddress, I also executed npm install -g.

Despite these efforts, I have been unable to resolve the error. Any assistance in resolving this issue would be greatly appreciated.

Answer №1

The macaddress package seems to rely on the child_process module, which is only available within Node.js.

Due to Angular running in the browser, it does not have access to hardware addresses or the child_process module.

If you'd like more information and potential solutions, please visit: How to get client MAC address by a website access?

We hope this helps answer your questions.

Best regards

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