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1.1.20

nektos/act1.1.20Apr 20, 2026by SWivid

AI Summary

A training stability update addressing cache handling issues and capping the Gradio version to prevent UI freezes.

Key Highlights

  • Refactored cache handling to prevent EMA deepcopy failure
  • Capped Gradio version to prevent UI freeze

New Features

  • Refactor cache handling in DiT, MMDiT, and UNetT classes
  • Cap Gradio version to <6.11

Full Release Notes

## What's Changed
* fix: refactor cache handling in DiT, MMDiT, and UNetT classes (lazyinit to avoid EMA deepcopy failure while training)
* fix: cap Gradio version to <6.11 to prevent UI freeze by @will422-l in https://github.com/SWivid/F5-TTS/pull/1290

## New Contributors
* @will422-l made their first contribution in https://github.com/SWivid/F5-TTS/pull/1290

**Full Changelog**: https://github.com/SWivid/F5-TTS/compare/1.1.19...1.1.20