From 4830b251366436ee8499c003fe87e46ddb4a4581 Mon Sep 17 00:00:00 2001
From: Kohaku-Blueleaf <59680068+KohakuBlueleaf@users.noreply.github.com>
Date: Wed, 25 Oct 2023 11:53:37 +0800
Subject: [PATCH] Fix alphas_cumprod dtype

---
 modules/sd_models.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/modules/sd_models.py b/modules/sd_models.py
index 693952943..236604545 100644
--- a/modules/sd_models.py
+++ b/modules/sd_models.py
@@ -416,6 +416,7 @@ def load_model_weights(model, checkpoint_info: CheckpointInfo, state_dict, timer
                     module.to(torch.float8_e4m3fn)
             model.model.diffusion_model = model.model.diffusion_model.to(torch.float8_e4m3fn)
             timer.record("apply fp8 unet")
+        model.alphas_cumprod = model.alphas_cumprod.to(torch.float32)
 
     devices.unet_needs_upcast = shared.cmd_opts.upcast_sampling and devices.dtype == torch.float16 and devices.dtype_unet == torch.float16