TypeError: Cannot read property 'offsetWidth' of null

[fybchristasker]

when changing browser window size，I got this error.

[exitroute]

Hey @fybchristasker,

Did you manage to fix that?

I'm using it with Next but I get a similar error at:

let state = { width: this.refNode.current.offsetWidth, height: this.refNode.current.offsetHeight, };