diff --git a/virtual-patient-web/src/main/java/com/supervision/service/impl/AskServiceImpl.java b/virtual-patient-web/src/main/java/com/supervision/service/impl/AskServiceImpl.java
index 8d220b95..74e87b21 100644
--- a/virtual-patient-web/src/main/java/com/supervision/service/impl/AskServiceImpl.java
+++ b/virtual-patient-web/src/main/java/com/supervision/service/impl/AskServiceImpl.java
@@ -243,7 +243,8 @@ public class AskServiceImpl implements AskService {
                         log.info("{}:找到了默认答案:{}", rasaResult, talkReqVO.getText());
                     } else {
                         log.info("{}:没有从默认答案中找到找到默认内容,回复未识别语句", rasaResult);
-                        talkResultResVO.setVideoUrl(videoUrl + library.getDefaultAnswerResourceId());
+                        talkResultResVO.setVideoUrl(videoUrl + (StrUtil.isEmpty(library.getDefaultAnswerResourceId()) ? defaultNoMatchId
+                                :library.getDefaultAnswerResourceId()));
                         saveQaRecord(talkReqVO.getProcessId(), "default", null, talkReqVO.getText(), library, "您好,我没有听懂您说什么");
                     }
                 } else {