When upgrading WordPress versions, follow these steps to keep AutoLoader enabled:
- In your development server, cd into the WPAutoLoader application directory.
- Disable AutoLoader by running the following command in your server’s command line:
> php autoloader disable
- Update WordPresss according to your usual processes.
- Re-enable AutoLoader with the following command:
> php autoloader enable
This will preserve AutoLoader in your new version of WordPress.
See Uninstall AutoLoader for more on dealing with version discrepancies.