fix #3145 #3093

            unconditional_conditioning = {"c_concat": [image_conditioning], "c_crossattn": [unconditional_conditioning]}

        samples = self.launch_sampling(steps, lambda: self.sampler.decode(x1, conditioning, t_enc, unconditional_guidance_scale=p.cfg_scale, unconditional_conditioning=unconditional_conditioning))

        samples = self.launch_sampling(t_enc + 1, lambda: self.sampler.decode(x1, conditioning, t_enc, unconditional_guidance_scale=p.cfg_scale, unconditional_conditioning=unconditional_conditioning))

        return samples

        self.model_wrap_cfg.init_latent = x

        self.last_latent = x

        samples = self.launch_sampling(steps, lambda: self.func(self.model_wrap_cfg, xi, extra_args={

        samples = self.launch_sampling(t_enc + 1, lambda: self.func(self.model_wrap_cfg, xi, extra_args={

            'cond': conditioning, 

            'image_cond': image_conditioning, 

            'uncond': unconditional_conditioning,