diff --git a/main.py b/main.py
index 3de76a7..0f0fe92 100644
--- a/main.py
+++ b/main.py
@@ -12,7 +12,8 @@ PORT = find_free_port() if WEB_PORT <= 0 else WEB_PORT
 if not AUTHENTICATION: AUTHENTICATION = None
 
 initial_prompt = "Serve me as a writing and programming assistant."
-title_html = """<h1 align="center">ChatGPT 学术优化</h1>"""
+title_html = "<h1 align=\"center\">ChatGPT 学术优化</h1>"
+description =  """代码开源和更新[地址🚀](https://github.com/binary-husky/chatgpt_academic)，感谢热情的[开发者们❤️](https://github.com/binary-husky/chatgpt_academic/graphs/contributors)"""
 
 # 问询记录, python 版本建议3.9+（越新越好）
 import logging
@@ -78,12 +79,12 @@ with gr.Blocks(theme=set_theme, analytics_enabled=False, css=advanced_css) as de
                 with gr.Row():
                     with gr.Accordion("点击展开“文件上传区”。上传本地文件可供红色函数插件调用。", open=False) as area_file_up:
                         file_upload = gr.Files(label="任何文件, 但推荐上传压缩文件(zip, tar)", file_count="multiple")
-            with gr.Accordion("展开SysPrompt & GPT参数 & 交互界面布局", open=False):
+            with gr.Accordion("展开SysPrompt & 交互界面布局 & Github地址", open=False):
                 system_prompt = gr.Textbox(show_label=True, placeholder=f"System Prompt", label="System prompt", value=initial_prompt)
                 top_p = gr.Slider(minimum=-0, maximum=1.0, value=1.0, step=0.01,interactive=True, label="Top-p (nucleus sampling)",)
                 temperature = gr.Slider(minimum=-0, maximum=2.0, value=1.0, step=0.01, interactive=True, label="Temperature",)
                 checkboxes = gr.CheckboxGroup(["基础功能区", "函数插件区"], value=["基础功能区", "函数插件区"], label="显示/隐藏功能区")
-
+                gr.Markdown(description)
     # 功能区显示开关与功能区的互动
     def fn_area_visibility(a):
         ret = {}
diff --git a/predict.py b/predict.py
index 31a5861..f4c87cc 100644
--- a/predict.py
+++ b/predict.py
@@ -186,14 +186,16 @@ def predict(inputs, top_p, temperature, chatbot=[], history=[], system_prompt=''
                     error_msg = chunk.decode()
                     if "reduce the length" in error_msg:
                         chatbot[-1] = (chatbot[-1][0], "[Local Message] Input (or history) is too long, please reduce input or clear history by refreshing this page.")
-                        history = []
+                        history = []    # 清除历史
                     elif "Incorrect API key" in error_msg:
                         chatbot[-1] = (chatbot[-1][0], "[Local Message] Incorrect API key provided.")
+                    elif "exceeded your current quota" in error_msg:
+                        chatbot[-1] = (chatbot[-1][0], "[Local Message] You exceeded your current quota. OpenAI以账户额度不足为由，拒绝服务.")
                     else:
                         from toolbox import regular_txt_to_markdown
-                        tb_str = regular_txt_to_markdown(traceback.format_exc())
-                        chatbot[-1] = (chatbot[-1][0], f"[Local Message] Json Error \n\n {tb_str} \n\n {regular_txt_to_markdown(chunk.decode()[4:])}")
-                    yield chatbot, history, "Json解析不合常规" + error_msg
+                        tb_str = '```\n' + traceback.format_exc() + '```'
+                        chatbot[-1] = (chatbot[-1][0], f"[Local Message] 异常 \n\n{tb_str} \n\n{regular_txt_to_markdown(chunk.decode()[4:])}")
+                    yield chatbot, history, "Json异常" + error_msg
                     return
 
 def generate_payload(inputs, top_p, temperature, history, system_prompt, stream):
diff --git a/toolbox.py b/toolbox.py
index 7733d83..61faf7c 100644
--- a/toolbox.py
+++ b/toolbox.py
@@ -115,8 +115,9 @@ def CatchException(f):
             from check_proxy import check_proxy
             from toolbox import get_conf
             proxies, = get_conf('proxies')
-            tb_str = regular_txt_to_markdown(traceback.format_exc())
-            chatbot[-1] = (chatbot[-1][0], f"[Local Message] 实验性函数调用出错: \n\n {tb_str} \n\n 当前代理可用性: \n\n {check_proxy(proxies)}")
+            tb_str = '```\n' + traceback.format_exc() + '```'
+            if len(chatbot) == 0: chatbot.append(["插件调度异常","异常原因"])
+            chatbot[-1] = (chatbot[-1][0], f"[Local Message] 实验性函数调用出错: \n\n{tb_str} \n\n当前代理可用性: \n\n{check_proxy(proxies)}")
             yield chatbot, history, f'异常 {e}'
     return decorated
 
@@ -164,6 +165,23 @@ def markdown_convertion(txt):
     else:
         return pre + markdown.markdown(txt,extensions=['fenced_code','tables']) + suf
 
+def close_up_code_segment_during_stream(gpt_reply):
+    """
+        在gpt输出代码的中途（输出了前面的```，但还没输出完后面的```），补上后面的```
+    """
+    if '```' not in gpt_reply: return gpt_reply
+    if gpt_reply.endswith('```'): return gpt_reply
+
+    # 排除了以上两个情况，我们
+    segments = gpt_reply.split('```')
+    n_mark = len(segments) - 1
+    if n_mark % 2 == 1:
+        print('输出代码片段中！')
+        return gpt_reply+'\n```'
+    else:
+        return gpt_reply
+ 
+
 
 def format_io(self, y):
     """
@@ -172,6 +190,7 @@ def format_io(self, y):
     if y is None or y == []: return []
     i_ask, gpt_reply = y[-1]
     i_ask = text_divide_paragraph(i_ask) # 输入部分太自由，预处理一波
+    gpt_reply = close_up_code_segment_during_stream(gpt_reply)  # 当代码输出半截的时候，试着补上后个```
     y[-1] = (
         None if i_ask is None else markdown.markdown(i_ask, extensions=['fenced_code','tables']),
         None if gpt_reply is None else markdown_convertion(gpt_reply)