From 99c0d7e4457b3f055b6dc42a1b0d4e091bab9cf2 Mon Sep 17 00:00:00 2001
From: viettranx <viettranx@gmail.com>
Date: Fri, 27 Feb 2026 12:31:13 +0700
Subject: [PATCH] fix: send empty objects instead of null for `tools_config`
 and `other_config` when disabled or empty.

---
 ui/web/src/pages/agents/agent-detail/agent-config-tab.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/ui/web/src/pages/agents/agent-detail/agent-config-tab.tsx b/ui/web/src/pages/agents/agent-detail/agent-config-tab.tsx
index 941ea332..06465d96 100644
--- a/ui/web/src/pages/agents/agent-detail/agent-config-tab.tsx
+++ b/ui/web/src/pages/agents/agent-detail/agent-config-tab.tsx
@@ -73,7 +73,7 @@ export function AgentConfigTab({ agent, onUpdate }: AgentConfigTabProps) {
     try {
       const updates: Record<string, unknown> = {
         subagents_config: subEnabled ? sub : null,
-        tools_config: toolsEnabled ? tools : null,
+        tools_config: toolsEnabled ? tools : {},
         compaction_config: compEnabled ? comp : null,
         context_pruning: pruneEnabled ? prune : null,
         sandbox_config: sbEnabled ? sb : null,
@@ -87,7 +87,7 @@ export function AgentConfigTab({ agent, onUpdate }: AgentConfigTabProps) {
       if (qgEnabled && qualityGates.length > 0) {
         otherBase.quality_gates = qualityGates;
       }
-      updates.other_config = Object.keys(otherBase).length > 0 ? otherBase : null;
+      updates.other_config = Object.keys(otherBase).length > 0 ? otherBase : {};
       await onUpdate(updates);
       setSaved(true);
       setTimeout(() => setSaved(false), 3000);