QuantConnect Lean Removes Unused StoragePermissions Enum

QuantConnect Lean engine removed the unused StoragePermissions enum in release 18121. This is part of codebase cleanup and does not affect actual functionality.

QuantConnect Lean — C#/Python Backtesting & Live Trading Engine · Release 18121 · 2026-09-22

QuantConnect Lean engine removed the unused StoragePermissions enum in release 18121. This is part of codebase cleanup and does not affect actual functionality. Lean is an open-source algorithmic trading engine supporting C# and Python for both backtesting and live trading.

weltiq perspective: weltiq users leveraging QuantConnect Lean engine can benefit from improved maintainability due to codebase cleanup.

Release Notes Excerpt

Remove the unused StoragePermissions enum ( #9817 )

Source: https://github.com/QuantConnect/Lean/releases/tag/18121