lora auto-detect low/high stage if not specified

Signed-off-by: Vladimir Mandic <mandic00@live.com>

CHANGELOG.md

@@ -1,6 +1,6 @@
 # Change Log for SD.Next
 
-## Update for 2025-10-23
+## Update for 2025-10-24
 
 - **Models**
   - [Tencent HunyuanImage 2.1](https://huggingface.co/tencent/HunyuanImage-2.1) in *full*, *distilled* and *refiner* variants  
@@ -35,6 +35,7 @@
   - video tab create `params.txt` with metadata  
   - fix full-screen image-viewer toolbar actions with control tab  
   - improve filename sanitization  
+  - lora auto-detect low/high stage if not specified  
   - fix networks display with extended characters, thanks @awsr  
 
 ## Update for 2025-10-18

modules/lora/extra_networks_lora.py

@@ -132,6 +132,13 @@ def parse(p, params_list, step=0):
             lora_module.append('transformer_2')
         if params.named.get('module', None) is not None:
             lora_module.append(params.named['module'].lower())
+
+        if len(lora_module) == 0 and shared.sd_loaded:
+            if hasattr(shared.sd_model, 'transformer') and (shared.sd_model.transformer is not None) and hasattr(shared.sd_model, 'transformer_2') and (shared.sd_model.transformer_2 is None):
+                lora_module.append('transformer')
+            if hasattr(shared.sd_model, 'transformer') and (shared.sd_model.transformer is None) and hasattr(shared.sd_model, 'transformer_2') and (shared.sd_model.transformer_2 is not None):
+                lora_module.append('transformer_2')
+
         lora_modules.append(lora_module)
 
     return names, te_multipliers, unet_multipliers, dyn_dims, lora_modules