There are rumors of "private builds" or "Leaked Premium SBot 4.0." Here is the truth about those claims:

To set up a patched version correctly, follow these steps to avoid common "Error 2" or "OCX" bugs: 1. Requirements & Dependencies

SBot v2.3.25 specifically addressed fixes for Spirit items, Fellows, and game events.

Automates the grind in specific locations like Donwhang Cave.