From 89e79863f635baf557c26fb9ef4166c298ab2572 Mon Sep 17 00:00:00 2001
From: Soulter <905617992@qq.com>
Date: Fri, 14 Nov 2025 22:45:55 +0800
Subject: [PATCH] fix: ensure image_urls and system_prompt default to empty
 values in ProviderRequest

---
 astrbot/core/star/context.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/astrbot/core/star/context.py b/astrbot/core/star/context.py
index 7e238b8a0..638dd435b 100644
--- a/astrbot/core/star/context.py
+++ b/astrbot/core/star/context.py
@@ -169,10 +169,10 @@ class Context:
 
         request = ProviderRequest(
             prompt=prompt,
-            image_urls=image_urls,
+            image_urls=image_urls or [],
             func_tool=tools,
             contexts=context_,
-            system_prompt=system_prompt,
+            system_prompt=system_prompt or "",
         )
         astr_agent_ctx = AstrAgentContext(
             provider=prov,