修改bug#41757

jero-boot-base/jero-boot-base-core/src/main/java/com/jero/common/system/base/controller/JeroController.java

@@ -27,10 +27,7 @@ import org.springframework.web.servlet.ModelAndView;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.List;
-import java.util.Map;
+import java.util.*;
 import java.util.stream.Collectors;
 
 /**
@@ -253,6 +250,9 @@ public class JeroController<T, S extends IService<T>> {
                 }
                 return ExcelImportUtil.importExcel(file.getInputStream(), clazz, params);
             } catch (Exception e) {
+                if(Objects.isNull(e.getMessage())){
+                    throw new JeroBootException("文件导入失败:请填写内容标题！");
+                }
                 throw new JeroBootException("文件导入失败:" + e.getMessage());
             } finally {
                 try {