React-router: TypeError: Cannot set property 'props' of undefined

Question

I am trying to set up routing in Meteor using react-router package and have encountered the following TypeError:

Answer 1

Assuming you are importing Component as a React.Component correctly, try removing the parenthesis after Component.

Should be:

class Portfolio extends Component {

instead of:

class Portfolio extends Component () {

If not, replace Componentwith React.Component.