Merge 76909f1dfa into 7ac999bf30

temp[0] (uncond_denoised) was getting overwritten by the second model call before being used in the final x calculation.

comfy/k_diffusion/sampling.py

@@ -1322,9 +1322,10 @@ def sample_dpmpp_2s_ancestral_cfg_pp(model, x, sigmas, extra_args=None, callback
             r = 1 / 2
             h = t_next - t
             s = t + r * h
-            x_2 = (sigma_fn(s) / sigma_fn(t)) * (x + (denoised - temp[0])) - (-h * r).expm1() * denoised
+            uncond_denoised = temp[0]
+            x_2 = (sigma_fn(s) / sigma_fn(t)) * (x + (denoised - uncond_denoised)) - (-h * r).expm1() * denoised
             denoised_2 = model(x_2, sigma_fn(s) * s_in, **extra_args)
-            x = (sigma_fn(t_next) / sigma_fn(t)) * (x + (denoised - temp[0])) - (-h).expm1() * denoised_2
+            x = (sigma_fn(t_next) / sigma_fn(t)) * (x + (denoised - uncond_denoised)) - (-h).expm1() * denoised_2
         # Noise addition
         if sigmas[i + 1] > 0:
             x = x + noise_sampler(sigmas[i], sigmas[i + 1]) * s_noise * sigma_up