normalizr VS redux

There is Normalizr which normalizes your data based on a schema. It then provides an interface to work with your data and fetch other parts of your data by id, much like a Dictionary.

Looking the examples from the README:

I'd like my React based SPA to render on server side (who's not these days). Therefore I want to combine React with react-router, redux and some build layer like isomorphic starterkit.

I have a application structure that mostly mimics the redux real-world example but can't get past getting this error:

In the todoMVC example of the redux project, the reducer for dealing with todos have these lines:

For a while now I've been wracking my brain as to how you would implement undo / redo in Redux with server interactions (via ajax).

{ "name": "add-projects", "version": "0.0.0", "description": "Add projects", "scripts": { "start": "node server.js" }, "repository": { "type": "git", "url": "https://github.com/rackt/redux.git" }, "license": "MIT", "bugs": { "url": "https://github.com/rackt/redux/issues" }, "homepage": "http://rackt.github.io/redux", "dependencies": { "immutable": "^3.7.6", "react": "^0.14.0", "react-dom": "^0.14.0", "react-redux": "^4.0.0", "redux": "^3.0.0", "redux-thunk": "^0.1.0", "redux-undo": "^0.5.0" }, "devDependencies": { "babel-core": "^5.6.18", "babel-loader": "^5.1.4", "babel-plugin-react-transform": "^1.1.0", "babel-preset-es2015": "^6.3.13", "babel-preset-react": "^6.3.13", "babel-tape-runner": "^2.0.0", "enzyme": "^2.0.0-rc1", "expect": "^1.6.0", "express": "^4.13.3", "jsdom": "^7.2.2", "node-libs-browser": "^0.5.2", "react-addons-test-utils": "^0.14.6", "react-transform-hmr": "^1.0.0", "tape": "^4.4.0", "tape-run": "^2.1.2", "webpack": "^1.9.11", "webpack-dev-middleware": "^1.2.0", "webpack-hot-middleware": "^2.2.0" }} Here is the server.js:

I can't find any examples online of someone working with the normalizr tree in this way. The official example does no adding and removing so it was no help either.