Besides the methods discussed, what other troubleshooting steps are useful for ERESOLVE errors?

Beyond the solutions listed, try these steps: 1) Clear your npm cache with `npm cache clean --force`. 2) Delete your `node_modules` directory and `package-lock.json` (or `npm-shrinkwrap.json`) and then run `npm install` to start from scratch. 3) Review your project's peer dependency definitions and ensure they are correctly specified. 4) If you are using any build tools or transpilers, verify that they are up to date and configured correctly.