Update pipeline/image_engine.py

pipeline/image_engine.py

@@ -106,11 +106,13 @@ class ImageEngine:
 
         if _SD_PIPELINE is None:
             print("📥 [Local] Loading Stable Diffusion v1.5 into RAM...")
+            from diffusers import EulerDiscreteScheduler
             _SD_PIPELINE = StableDiffusionPipeline.from_pretrained(
                 "runwayml/stable-diffusion-v1-5", 
                 torch_dtype=torch.float32
             )
-            _SD_PIPELINE.scheduler = DPMSolverMultistepScheduler.from_config(_SD_PIPELINE.scheduler.config)
+            # Euler is much more stable on CPU than DPM
+            _SD_PIPELINE.scheduler = EulerDiscreteScheduler.from_config(_SD_PIPELINE.scheduler.config)
             _SD_PIPELINE.to("cpu")
             _SD_PIPELINE.set_progress_bar_config(disable=True)