错误信息: 11/10/14 13:52:07 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same.11/10/14 13:52:07 WARN mapred.JobClient: No job jar file set.  User classes may not be found. See JobCo…

报错详情: WARN mapred.JobClient: No job jar file set.  User classes may not be found. See JobConf(Class) or JobConf#setJar(String).10/08/16 15:25:49 INFO input.FileInputFormat: Total input paths to process : 410/08/16 15:25:50 INFO mapred.JobClient: Runn…

报错信息 17/07/06 17:00:27 WARN mapred.JobClient: Use GenericOptionsParser for parsing the arguments. Applications should implement Tool for the same.17/07/06 17:00:27 WARN mapred.JobClient: No job jar file set. User classes may not be found. See JobConf…

转载地址:http://blog.csdn.net/jnqqls/article/details/8946964 1.错误: 在Eclipse下启动tomcat的时候,报错为:Eclipse下启动tomcat报错:The archive: C:/Program Files(x86)/Java/jdk1.7.0_10/lib/tools.jar which is referenced by the classpath, doesnot exist. 2.原因: 这是因为我中途移动过tomcat的位…

tomcat启动窗口报错log4j:ERROR Could not find value for key log4j.appender.stdoutlog4j:ERROR Could not instantiate appender named "stdout".解决办法:原来是log4j.properties少了一行应该是:log4j.appender.stdout=org.apache.log4j.ConsoleAppenderlog4j.appender.stdout.layou…

在使用Android studio进行编译成jar的时候,遇到Gradle 编译错误,听前辈们说是jdk的版本不对,于是乎就更新了一下jdk, 然而可能是我重新安装jdk的时候改变了安装路径, 在project structure里配置好路径了,可还是报错:Gradle 编译 Java 项目时报错: Could not find Tools.jar 这是因为 Gradle 找不到 JDK 目录引起的,可以通过设置 Gradle 的全局属性 java.home 来解决. 找到当前用户目录下的 .g…

一.说明 在Oracle安装过程中,可能遇到out of memory这种错误,这是由于系统内存不足导致!我们可以通过加内存的方式解决! 而如果是另一种情况呢: 例如我在主机上装了两个Oracle服务端,其中Oracle12c安装在/u01/app/oracle目录下,Oracle11g安装在/u02/app/oracle目录下! 首先我安装Oracle12c时多给了内存,导致后面安装Oracle11g时报错:out of memory.此时我该如何调整Oracle12c的内存呢? 二.调整内存…

进入preferences——键入“spelling”——看到勾选框:Enable spelling check,去掉勾选框,可消除eclipse下的拼写错误…

如题,安装mysql过程中,执行scripts/mysql_install_db --user=mysql命令时报错: FATAL ERROR: please install the following Perl modules before executing ./scripts/mysql_install_db: Data::Dumper 按照提示安装autoconf库即可,执行命令: yum -y install autoconf 安装成功后如下: 再次执行scripts/mysql_in…

1.链接sql server数据库报错 错误连接数据库 [My_vm_win_sql] : org.pentaho.di.core.exception.KettleDatabaseException:Error occurred while trying to connect to the database Driver class 'net.sourceforge.jtds.jdbc.Driver' could not be found, make sure the 'MS SQL Serve…