If you're using cropped aspect buckets you may need to recalculate them and remove the cache objects.

What's Changed

• pixart sigma tuning by @bghira in https://github.com/bghira/SimpleTuner/pull/471
• multigpu fixes for pixart
• training batch size bugfix for pixart
• repeated arg fix for pixart
• remove debug print by @bghira in https://github.com/bghira/SimpleTuner/pull/475
• text encoder load and unload fixes by @bghira in https://github.com/bghira/SimpleTuner/pull/477
• remove --disable_text_encoders option as it is unused by @bghira in https://github.com/bghira/SimpleTuner/pull/478
• Add SD3 model extension code by @AmericanPresidentJimmyCarter in https://github.com/bghira/SimpleTuner/pull/469
• sd3: model expansion code from jimmycarter
• pixart sigma support for training full model (no LoRA)
• bitfit: disable by default
• aspect bucketing fix for stretchy/improperly cropped images when using crop=true
• misc bugfixes / QoL improvements by @bghira in https://github.com/bghira/SimpleTuner/pull/490

New Contributors

• @AmericanPresidentJimmyCarter made their first contribution in https://github.com/bghira/SimpleTuner/pull/469

Full Changelog: https://github.com/bghira/SimpleTuner/compare/v0.9.7.2...v0.9.7.3