Troubleshoot unable to loads Laravel Nova 4

[crynobone]

Nova 4 always forced to download via GitHub source

Failed to download laravel/nova from dist: /vendor/laravel/nova does not exist and could not be created.
Now trying to download from source

Scenario

This should be limited to those upgrading from Nova 3 to Nova 4 where Nova 3 previously using Zip Download.

Solution

Delete vendor directory and run composer update.

Cannot read properties of undefined (reading 'forEach')

Uncaught TypeError: Cannot read properties of undefined (reading 'forEach')
    at ir.registerStoreModules (app.js:326:17)
    at ir.liftOff (app.js:167:10)
    at login:42:14
registerStoreModules @ app.js:326
liftOff @ app.js:167
(anonymous) @ login:42

Scenario

This should be limited to those upgrading from Nova 3 to Nova 4.

Possible cause and solution

From existing reports, this may happen when an application was updated without completing the required changes from Nova 4 Upgrade Guide

Please ensure all fields() method under Action classes has been updated to:

// Before
public function field() { ]

// After
use Laravel\Nova\Http\Requests\NovaRequest;

public function fields(NovaRequest $request) { }

Cannot read properties of undefined (reading 'use')

Uncaught TypeError: Cannot read properties of undefined (reading 'use')
    at ir.registerStoreModules (app.js?id=d9622fea88363d50b3f9e835744d0058:1:66943)
    at ir.liftOff (app.js?id=d9622fea88363d50b3f9e835744d0058:1:64196)
    at <anonymous>:2:14
    at t.activateScript (rocket-loader.min.js:1:11855)
    at rocket-loader.min.js:1:11052
    at t.run (rocket-loader.min.js:1:11259)
    at P (rocket-loader.min.js:1:3128)
    at Object.callback (rocket-loader.min.js:1:2851)
    at t.run (rocket-loader.min.js:1:11340)
    at rocket-loader.min.js:1:11156

Scenario

Using Laravel Nova 4 with Cloudflare Rocket Loader

Possible Solution

You can create a custom Page Rule to exclude all Nova-related assets. See https://support.cloudflare.com/hc/en-us/articles/218411427