typescript-simple | Simple API to compile TypeScript code string | Runtime Evironment library

I'm getting the good old

invariant.js:44 Uncaught Error: addComponentAsRefTo(...): Only a ReactOwner can have refs. You might be adding a ref to a component that was not created inside a component's render method, or you have multiple copies of React loaded

The refs are definitely not the problem (they are in the render method, and the issue persists after they're removed). I also don't have multiple copies of react - there is not a single additional copy in node_modules, npm ls react returns a single instance, I have no react plugins installed. I'm using webpack.

adding aliases in webpack config didn't help, reinstalling dependencies didn't help, removing react and linking it from outside npm/webpack didn't help.

here's my webpack config: