> ## Documentation Index
> Fetch the complete documentation index at: https://docs.lagerdata.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Version 0.3.12

> January 15, 2026

## <u>Bug Fixes</u>

### Keysight E36233A Power Supply TUI Support

* Fixed Supply TUI monitoring for Keysight E36233A power supplies on Lager Boxes
* Resolved "cannot import name '\_resolve\_net\_and\_driver'" error that prevented TUI from starting
* Fixed SCPI measurement commands to use correct syntax for voltage and current readings
* Fixed channel validation to properly accept channel numbers
* Fixed OCP and OVP protection setting commands in TUI
* Fixed negative zero display issue (no longer shows "-0.000")

## <u>Improvements</u>

### Power Supply Driver Enhancements

* Added retry logic for device identification queries to improve connection reliability
* Improved cache management to prevent stale USB/VISA connections
* Updated hardware maximum specifications display for E36233A (30V/20A per channel)

## <u>Installation</u>

To install this version:

```bash theme={null}
pip install lager-cli==0.3.12
```

To upgrade from a previous version:

```bash theme={null}
pip install --upgrade lager-cli
```

## Resources

[View Release on PyPI](https://pypi.org/project/lager-cli/0.3.12/)