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@leejet leejet commented Nov 2, 2025

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@leejet leejet merged commit 8f6c5c2 into master Nov 3, 2025
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Green-Sky commented Nov 6, 2025

This breaks SDXL loading for me.

[ERROR] model.cpp:2186 - tensor 'model.diffusion_model.input_blocks.4.1.proj_in.weight' has wrong shape in model file: got [1, 1, 640, 640], expected [640, 640, 1, 1]
[WARN ] model.cpp:2008 - process tensor failed: 'model.diffusion_model.input_blocks.4.1.proj_in.weight'

Will check more models in a bit.

update: Same with SD2:

[INFO ] model.cpp:2177 - unknown tensor 'cond_stage_model.transformer.text_model.text_projection | q8_0 | 2 [1024, 1024, 1, 1, 1]' in model file
[ERROR] model.cpp:2186 - tensor 'model.diffusion_model.input_blocks.1.1.proj_in.weight' has wrong shape in model file: got [1, 1, 320, 320], expected [320, 320, 1, 1]
[WARN ] model.cpp:2008 - process tensor failed: 'model.diffusion_model.input_blocks.1.1.proj_in.weight'

update2: reconverting that XL model works, but loras fail to apply:

[DEBUG] lora.hpp:175  - lora type: ".lora_down"/".lora_up"
[DEBUG] lora.hpp:177  - finished loaded lora
[WARN ] lora.hpp:860  - unused lora tensor |lora.cond_stage_model_1_transformer_text_model_encoder_layers_0_self_attn_k_proj.alpha|
 (f32): shape(1, 1, 1, 1)
[WARN ] lora.hpp:860  - unused lora tensor |lora.cond_stage_model_1_transformer_text_model_encoder_layers_0_self_attn_k_proj.lora_down.weight|
 (f32): shape(1280, 32, 1, 1)
[WARN ] lora.hpp:860  - unused lora tensor |lora.cond_stage_model_1_transformer_text_model_encoder_layers_0_self_attn_k_proj.lora_up.weight|
 (f32): shape(32, 1280, 1, 1)
[WARN ] lora.hpp:860  - unused lora tensor |lora.cond_stage_model_1_transformer_text_model_encoder_layers_0_self_attn_q_proj.alpha|
...

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leejet commented Nov 7, 2025

Which lora model are you using that has caused the problem?

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leejet commented Nov 7, 2025

@Green-Sky #951 This PR should fix the compatibility issues with old models.

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That pr did indeed fix it, thanks!

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3 participants