使用MapReduce编写的中文分词程序出现了 Exception from container-launch: org.apache.hadoop.util.Shell$ExitCodeException: 这样的问题如图:上网查了好多资料,才明白这是hadoop本身的问题,具体参考:https://issues.apache.org/jira/browse/YARN-1298https://issues.apache.org/jira/browse/MAPREDUCE-5655解决办法是重新编译hadoop具体参考:http://zy19982004.iteye.com/blog/2031172版权声明:本文为博主原创文章,未经博...
七月 17, 2014 4:56:01 下午 org.apache.catalina.core.StandardWrapperValve invoke
SEVERE: Servlet.service() for servlet [dispatcher] in context with path [] threw exception [Request processing failed; nested exception is org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException:
### Error querying database. Cause: org.springframework.jdbc.Cann...
spark1(默认CDH自带版本)不存在这个问题,主要是升级了spark2(CDHparcel升级)版本安装后需要依赖到spark1的旧配置去读取hadoop集群的依赖包。1./etc/spark2/conf目录需要指向/hadoop1/cloudera-manager/parcel-repo/SPARK2-2.1.0.cloudera1-1.cdh5.7.0.p0.120904/etc/spark2/conf.dist (命令ln -s /hadoop1/cloudera-manager/parcel-repo/SPARK2-2.1.0.cloudera1-1.cdh5.7.0.p0.120904/etc/spark2/conf.dist /etc/spark2/conf...
今天启动项目控制台报错: [DEBUG]-[Thread: main-SendThread(192.168.1.45:2181)]-[org.apache.zookeeper.ClientCnxnSocketNIO.cleanup()]: Ignoring exception during shutdown output 找了半天发现因为我们公司停电了,ip被重置了。呵呵呵呵原文:http://www.cnblogs.com/lele88lala/p/4901354.html
报错信息:Could not open JDBC Connection for transaction; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Could not create connection to database server.)问题来源mysql-connecter-java 版本过低 如果你mysql的版本是mysql 8.0+ 而你的mysql-connecter-java 为5.x.x的时候就会报错这个错误 所以如果你是maven环境 更换如下版本 还要更换数据库连接配置<!-- ht...
1.检查项目的全局编码,是否为统一的utf-8 2.配置下的dubbo.xml文件,<beans>中的内容不为<beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">而是更改为<beans xmlns="http://www.springframework.org/schema/bea...
org.apache.jasper.JasperException: An exception occurred processing JSP page [/index.jsp] at line [69]66: <div class="card" style="width: 18rem;">67: <img src="${bean.rimage}" class="card-img-top" alt="...">68: <div class="card-body">69: <h5 class="card-title">${bean.rname}</h5>70: <p class="card-text">${bean.routeIntroduce}</p>71: <a href="#" class="btn btn-primary...
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在window上编程提示没有写Hadoop的权限
Exception in thread "main" org.apache.hadoop.security.AccessControlException: Permission denied: user=Mypc, access=WRITE, inode="/":fan:supergroup:drwxr-xr-x
曾经踩过的坑: 保存结果到hdfs上没有写的权限* 通过修改权限将文件写入到指定的目录下* * $HADOOP_HOME/bin/hdfs dfs -mkdir /output* $HADOOP_HOME/bin/hdfs dfs -chmod 777 /outpu...
保存文件时权限被拒绝 曾经踩过的坑: 保存结果到hdfs上没有写的权限 通过修改权限将文件写入到指定的目录下 * * * $HADOOP_HOME/bin/hdfs dfs -chmod 777 /user * * * Exception in thread "main" org.apache.hadoop.security.AccessControlException: * Permission denied: user=Mypc, access=WRITE, * inode="/":fan:supergroup:drwxr-xr-xpackage cn.spark.study.sql;import org.apache.spark.SparkConf;
im...
错误:
Cause: org.springframework.jdbc.CannotGetJdbcConnectionException: Could not get JDBC Connection; nested exception is org.apache.commons.dbcp.SQLNestedException: Cannot create PoolableConnectionFactory (Communications link failure
Last packet sent to the server was 0 ms ago.)
解决方法:1、注意驱动包是否正确 驱动类的名字:oracle.jdbc.driver.OracleDriver 2、JDBC URL:jdbc:or...
1.问题描述
在Eclipse中使用java Application运行程序,出现下列错误 2.原因分析
使用的jdk或者jre中缺少tomcat-juli.jar包
3.解决方法
1.Window->Preferences->Java->Installed JREs2.选中jdk或者jre,然后点击Edit 3.选择 Add External JARs4.找到tomcat-juli.jar 包,点击打开(这个包在Tomcat的bin目录下)
5.添加成功后,点击完成参考文章
【1】https://blog.csdn.net/wangyonglin1123/article/details/89468898
java.lang.Exception: org.apache.http.conn.HttpHostConnectException: Connect to 172.24.1.227:80 [/172.24.1.227] failed: 拒绝连接 (Connection refused)at com.trs.util.HttpUtil.doPost(HttpUtil.java:197)at com.trs.util.HttpUtil.doPost(HttpUtil.java:154)at com.trs.service.AuthService.isAdministrator(AuthService.java:54)at com.trs.service.AuthService$$FastClassBySpringCGLIB$$8b3366ee.invoke(<generated>)a...
问题描述:Exception in thread "main" java.lang.NoClassDefFoundError: org/apache/storm/topology/IRichSpout
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:264)
at com.intellij.rt.execution.application.AppMain.main(AppMain.java:123)
Caused by: java.lang.ClassNotFoundException: org.apache.storm.topology.IRichSpout
at java.net.URLClassLoader.findClass(URLClassLoader.ja...
缺少jar包
poi对应的zip文件中有如下文件:xmlbeans-2.6.0.jar
Caused by: java.lang.NoClassDefFoundError: org/openxmlformats/schemas/drawingml/x2006/main/ThemeDocument
缺少jar包
poi-ooxml-schemas-3.12-20150511.jar