..

ruoyi-system/src/main/java/com/ruoyi/system/service/impl/LcdInfoServiceImpl.java

@@ -75,6 +75,7 @@ public class LcdInfoServiceImpl implements ILcdInfoService {
     @Override
     public AjaxResult insertLcdInfo(LcdInfoVo lcdInfoVo) {
         lcdInfoVo.setCreateTime(DateUtils.getNowDate());//插入前端传入的数据
+        if (lcdInfoVo.getTitle()!=null){
             if (lcdInfoMapper.selectTitleById(lcdInfoVo.getTitle())==null){
                 int row = lcdInfoMapper.insertLcdInfo(lcdInfoVo);
                 long info_id =lcdInfoVo.getId();//根据前端传入数据查询消息id
@@ -91,6 +92,9 @@ public class LcdInfoServiceImpl implements ILcdInfoService {
             }else {
                 return AjaxResult.error("存在相同标题，请删除重试！");
             }
+        }else {
+            return AjaxResult.error("标题不能为空");
+        }
     }
 
     @Override