From 9d41419e9f49abcdbdb2010d4722ea393138d342 Mon Sep 17 00:00:00 2001
From: biondizzle <biondizzle@gmail.com>
Date: Tue, 19 May 2026 03:44:40 +0000
Subject: [PATCH] Debug: print compressor params to diagnose KeyError

---
 vllm/patches/deepseek_v4.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/vllm/patches/deepseek_v4.py b/vllm/patches/deepseek_v4.py
index 3af73362..39084a90 100644
--- a/vllm/patches/deepseek_v4.py
+++ b/vllm/patches/deepseek_v4.py
@@ -1444,6 +1444,10 @@ class DeepseekV4Model(nn.Module):
             ("compressor.fused_wkv_wgate", "compressor.wgate", 1),
         ]
         params_dict = dict(self.named_parameters())
+        # DEBUG: print compressor params
+        for k in sorted(params_dict):
+            if "compressor" in k:
+                print(f"[DEBUG] param: {k}")
         loaded_params: set[str] = set()
 
         # TP for attention