diff --git a/request_llm/bridge_chatgpt.py b/request_llm/bridge_chatgpt.py
index 05b0467..bd90769 100644
--- a/request_llm/bridge_chatgpt.py
+++ b/request_llm/bridge_chatgpt.py
@@ -196,6 +196,8 @@ def predict(inputs, llm_kwargs, plugin_kwargs, chatbot, history=[], system_promp
                         chatbot[-1] = (chatbot[-1][0], "[Local Message] Incorrect API key. OpenAI以提供了不正确的API_KEY为由，拒绝服务.")
                     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.")
+                    elif "bad forward key" in error_msg:
+                        chatbot[-1] = (chatbot[-1][0], "[Local Message] Bad forward key. API2D账户额度不足.")
                     else:
                         from toolbox import regular_txt_to_markdown
                         tb_str = '```\n' + traceback.format_exc() + '```'