VS Code Copilot 使用本地模型报错: Sorry, no response was returned.

请教下，有 v 友碰到过类似的问题吗，先谢谢了

• 背景： 接入了本地的模型。问答模式没问题，但是 agent 模式下，经常生成一半后返回报错 Sorry, no response was returned.

	{
		"name": "llm.aa.aa",
		"vendor": "customendpoint",
		"apiKey": "${input:chat.lm.secret.458f85d5}",
		"apiType": "chat-completions",
		"models": [
			{
				"id": "Qwen3.5-9B-Q4_0",
				"name": "llm-qwen3.5-9b",
				"url": "http://llm.aa.aa/v1/chat/completions",
				"toolCalling": true,
				"vision": true,
				"maxInputTokens": 108000,
				"maxOutputTokens": 16000
			}
		]
	}