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解决log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader)警告信息的问题

spring项目经常在启动tomcat时报如下警告信息: log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader). log4j:WARN Please initialize the log4j system properly. 网上贴出了各种解决办法我试了一下都不管用,这个错误信息应该是在加载spring的contextLoader时没有找到log4j造成的…

log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader).

一.异常描述: log4j:WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info. 二.错…

Log4j使用教程 log4：WARN No appenders could be found for logger (org.springframework.web.context.ContextLoader).

1.Logger类 通过Logger类的静态方法Logger.getRootLogger得到RootLogger.所有其他的loggers是通过静态方法Logger.getLogger来实例化并获取的.这个方法Logger.getLogger把所想要的logger的名字作为参数. Logger类的一些其它基本方法在下面列出: package org.apache.log4j; public class Logger {   // Creation and retrieval methods:  …

log4j:WARN No appenders could be found for logger (org.springframework.core.env.StandardEnvironment)的解决

报错:log4j:WARN No appenders could be found for logger (org.springframework.core.env.StandardEnvironment). 出错原因:缺少日志文件,主要是后面的原因org.springframework.core.env.StandardEnvironment 解决方案:在resource中添加对应的log4j.properties文件,文件内容为 log4j.rootLogger=DEBUG,A1log4j.…

log4j:WARN No appenders could be found for logger

直接写我的解决办法: 在src下面新建file名为log4j.properties内容如下:# Configure logging for testing: optionally with log file log4j.rootLogger=WARN, stdout # log4j.rootLogger=WARN, stdout, logfile log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdou…

关于控制台输出 警告 log4j:WARN No appenders could be found for logger

新建struts2项目时出现警告 log4j:WARN No appenders could be found for logger 于是上网搜查了解决方案 转自:最爱NBA 在src下面新建file名为log4j.properties内容如下:# Configure logging for testing: optionally with log filelog4j.rootLogger=WARN, stdout# log4j.rootLogger=WARN, stdout, logfile…

maven:log4j:WARN No appenders could be found for logger (loggerInfo).或者maven build error:org.apache.maven.lifecycle.LifecycleExecutionExceptio

maven在build构建时,加载资源文件时需要配置资源文件插件: 1,在pom.xml文件中加入 <build> <finalName>${project.build.target.file.name}</finalName> <directory>${basedir}/target</directory>  <sourceDirectory>${basedir}/src/main/java</sourceDirectory&…

(转)log4j:WARN No appenders could be found for logger 解决方案

我们在使用Log4j的时候,总是出现: log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory). log4j:WARN Please initialize the log4j system properly. 这个问题是因为我们的log4j.properties文件配置不够完整,所以我们给它配置齐了就不会再出现这个问题. log4j.properties不完整配置如下: lo…

log4j:WARN No appenders could be found for logger 解决方案

我们在使用Log4j的时候,总是出现: log4j:WARN No appenders could be found for logger (org.apache.ibatis.logging.LogFactory). log4j:WARN Please initialize the log4j system properly. 这个问题是因为我们的log4j.properties文件配置不够完整,所以我们给它配置齐了就不会再出现这个问题. log4j.properties不完整配置如下: lo…

log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFactory). log4j:WARN Please initialize the log4j system properly. log4j:WARN See http://logging.apache.o

上面的报错是在本地java调试(windows) hadoop集群 出现的 解决方案: 在resources文件夹下面创建一个文件log4j.properties(这个其实hadoop安装目录下的 etc/hadoop/log4j.properties 同名,我尝试拿过来用,发现还是不行报错信息如下) log4j:WARN No appenders could be found for logger (org.apache.hadoop.metrics2.lib.MutableMetricsFa…