From 49b732afd54e1871d59fd0bca9e7a3a97e3532ea Mon Sep 17 00:00:00 2001
From: comfyanonymous <comfyanonymous@protonmail.com>
Date: Sun, 6 Apr 2025 22:43:56 -0400
Subject: [PATCH 1/2] Show a proper error to the user when a vision model file
 is invalid.

---
 nodes.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/nodes.py b/nodes.py
index 272c2a25..218f9325 100644
--- a/nodes.py
+++ b/nodes.py
@@ -1006,6 +1006,8 @@ class CLIPVisionLoader:
     def load_clip(self, clip_name):
         clip_path = folder_paths.get_full_path_or_raise("clip_vision", clip_name)
         clip_vision = comfy.clip_vision.load(clip_path)
+        if clip_vision is None:
+            raise RuntimeError("ERROR: clip vision file is invalid and does not contain a valid vision model.")
         return (clip_vision,)
 
 class CLIPVisionEncode:

From 70d7242e57e853c489b608e88d7874e546474604 Mon Sep 17 00:00:00 2001
From: comfyanonymous <comfyanonymous@protonmail.com>
Date: Mon, 7 Apr 2025 05:01:47 -0400
Subject: [PATCH 2/2] Support the wan fun reward loras.

---
 comfy/lora_convert.py | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/comfy/lora_convert.py b/comfy/lora_convert.py
index 05032c69..3e00b63d 100644
--- a/comfy/lora_convert.py
+++ b/comfy/lora_convert.py
@@ -1,4 +1,5 @@
 import torch
+import comfy.utils
 
 
 def convert_lora_bfl_control(sd): #BFL loras for Flux
@@ -11,7 +12,13 @@ def convert_lora_bfl_control(sd): #BFL loras for Flux
     return sd_out
 
 
+def convert_lora_wan_fun(sd): #Wan Fun loras
+    return comfy.utils.state_dict_prefix_replace(sd, {"lora_unet__": "lora_unet_"})
+
+
 def convert_lora(sd):
     if "img_in.lora_A.weight" in sd and "single_blocks.0.norm.key_norm.scale" in sd:
         return convert_lora_bfl_control(sd)
+    if "lora_unet__blocks_0_cross_attn_k.lora_down.weight" in sd:
+        return convert_lora_wan_fun(sd)
     return sd