fix:bug

src/core/callcenter/esl/handler/channel_hangup_handler.py

@@ -166,8 +166,11 @@ class ChannelHangupHandler(EslEventHandler):
     def _update_record_in_thread(self, call_id, records, sip_status, hangup_cause, answer_count):
         """用于在独立线程中执行 update_record"""
         try:
+            status = 0 if answer_count <= 0 else 1
+            if len(records) == 0:
+                self.dataHandleServer.update_record(call_id, time_end=datetime.now(), sip_status=sip_status, sip_hangup_cause=hangup_cause, status=status)
+                return
             merge_record = self.merge_audio_files(records) if len(records) > 1 else records[0]
-            status = 0 if answer_count<= 0 else 1
             self.dataHandleServer.update_record(call_id, time_end=datetime.now(), url=merge_record, sip_status=sip_status, sip_hangup_cause=hangup_cause, status=status)
             self.logger.info("更新录音记录完成: call_id=%s", call_id)
         except Exception as e: