diff --git a/src/services/mcpService.ts b/src/services/mcpService.ts
index d045234..1bfef5a 100644
--- a/src/services/mcpService.ts
+++ b/src/services/mcpService.ts
@@ -499,7 +499,7 @@ Available servers: ${serversList}`;
 };
 
 export const handleCallToolRequest = async (request: any, extra: any) => {
-  console.log(`Handling CallToolRequest for tool: ${request.params.name}`);
+  console.log(`Handling CallToolRequest for tool: ${JSON.stringify(request.params)}`);
   try {
     // Special handling for agent group tools
     if (request.params.name === 'search_tools') {
diff --git a/src/services/sseService.ts b/src/services/sseService.ts
index 67cb595..30b881e 100644
--- a/src/services/sseService.ts
+++ b/src/services/sseService.ts
@@ -93,7 +93,7 @@ export const handleSseMessage = async (req: Request, res: Response): Promise<voi
   const transportData = transports[sessionId];
   if (!transportData) {
     console.warn(`No transport found for sessionId: ${sessionId}`);
-    res.status(400).send('No transport found for sessionId');
+    res.status(404).send('No transport found for sessionId');
     return;
   }