【java.lang.IllegalArgumentException: node to traverse cannot be null!】的更多相关文章

java.lang.IllegalArgumentException: node to traverse cannot be null!

查看HQL的语句是否写错了,是否有在From后面加空格.我就是没有加空格报了错误! return sessionFactory.getCurrentSession().createQuery("from " + " "+clazzName).list();…

Springboot整合html 报java.lang.IllegalArgumentException: Root element name cannot be null

解决: <!DOCTYPE><html> 改为 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml">…

node to traverse cannot be null!

严重: Servlet.service() for servlet springmvc threw exception java.lang.IllegalArgumentException: node to traverse cannot be null! ===============(节点遍历不能为空!) 出现这种问题是因为HQL语句出现问题,引起内部查询对象为空,无法处理为空值引起的.这种情况首先检查hql语句有没有错误,单词错误.标点符号错误…

Servlet.service() for servlet [jsp] in context with path [/Healthy_manager] threw exception [Unable to compile class for JSP] with root cause java.lang.IllegalArgumentException: Page directive: inval

严重: Servlet.service() for servlet [jsp] in context with path [/Healthy_manager] threw exception [Unable to compile class for JSP] with root causejava.lang.IllegalArgumentException: Page directive: invalid value for import    at org.apache.jasper.comp…

登录首页时报错：java.lang.IllegalArgumentException （不合法的参数异常）

处理一个老项目,DOWN下项目并配好之后,启动没问题,但是登陆之后首页显示如下: 控制台报错如下: 严重: Servlet.service() for servlet jsp threw exceptionjava.lang.IllegalArgumentException: Page directive: invalid value for import at org.apache.jasper.compiler.Node$PageDirective.validateImport(Node.j…

mybatis-plus的Could not set property 'updateDate' of 'class com.example.pojo.User' with value 'Fri Jul 24 10:29:39 CST 2020' Cause: java.lang.IllegalArgumentException: argument type mismatch解决方案

按照官网在写mybatis-plus的自动填充功能一直报错,发现官网的解说不全,数据库是datetime类型,java程序又是date,类型不匹配 org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.reflection.ReflectionException: Could not set property 'updateDate' of 'class com.example.pojo.…

hadoop程序问题：java.lang.IllegalArgumentException: Wrong FS: hdfs:/ expected file:///

Java代码如下: FileSystem fs = FileSystem.get(conf); in = fs.open(new Path("hdfs://192.168.130.54:19000/user/hmail/output/part-00000")); 抛出异常如下: Exception in thread "main" java.lang.IllegalArgumentException: Wrong FS: hdfs://192.168.130.54:…

严重: Error starting static Resources java.lang.IllegalArgumentException:

严重: Error starting static Resources java.lang.IllegalArgumentException: Document base E:\myworkspace\evecomoa\WebRoot does not exist or is not a readable directory at org.apache.naming.resources.FileDirContext.setDocBase(FileDirContext... 解决办法: E:\my…

Eclipse启动Tomcat时发生java.lang.IllegalArgumentException: <session-config> element is limited to 1 occurrence

在学习struts 2时,为了方便,直接从下载的struts的apps目录下的struts2-blank.war压缩包下的WEB-INF\复制的web.xml,当我启动Tomcat时,发生 java.lang.IllegalArgumentException: <session-config> element is limited to 1 occurrence at org.apache.tomcat.util.descriptor.web.SetSessionConfig.begin(We…

tomcat报错java.lang.IllegalArgumentException: Document base XXXXX does not exist or is not a readable directory

启动tomcat的时候报如下错误: java.lang.IllegalArgumentException: Document base F:\java\tools\tomcat\me-webapps\drp1.1 does not exist or is not a readable directory     at org.apache.naming.resources.FileDirContext.setDocBase(FileDirContext.java:142)    at org.a…