Update app.py

app.py

@@ -206,6 +206,7 @@ def merge_incompatible_lora(full_path_lora, lora_scale):
                 del lora_model
 @spaces.GPU
 def generate_image(prompt, negative, face_emb, face_image, image_strength, images, guidance_scale, face_strength, depth_control_scale, last_lora, repo_name, loaded_state_dict, lora_scale, sdxl_loras, selected_state_index):
+    global last_fused
     if last_lora != repo_name:
         if(last_fused):
             pipe.unfuse_lora()