Error Could Not Instantiate Appender Named R
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Log4j:error Could Not Instantiate Appender Named "file".
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Log4j:error Could Not Instantiate Appender Named "stdout".
it only takes a minute: Sign up log4j appender issue - unable to print debug, error levels up vote 2 down vote favorite I am using a log4j for logging. This is how my log4j.properties looks like # Root logger option log4j.rootLogger=info, debug, error file # Direct log messages to a log file log4j.appender.file=org.apache.log4j.RollingFileAppender #Redirect to Tomcat logs folder log4j:error could not instantiate appender named "debug". #log4j.appender.file.File=${catalina.home}/logs/logging.log log4j.appender.file.File=C:\\Users\\raj_sanpui\\Desktop\\Automation\\test.log log4j.appender.file.MaxFileSize=10MB log4j.appender.file.MaxBackupIndex=10 log4j.appender.file.layout=org.apache.log4j.PatternLayout log4j.appender.file.layout.ConversionPattern=%d{yyyy-MM-dd HH:mm:ss} %-5p %c{1}:%L - %m%n Each of my Java files constructor has this call: public class IMGOperations { private org.apache.log4j.Logger log; private String hostname; private String sysid; private String dicomfilepath; public IMGOperations(String hostname, String sysid, String dicomfilepath) { this.hostname=hostname; this.sysid=sysid; this.dicomfilepath=dicomfilepath; PropertyConfigurator.configure(mainConfig.LOG4JCONFPATH); log = Logger.getLogger(mainConfig.class); } I am getting this error on running my Java program: log4j:ERROR Could not find value for key log4j.appender.debug log4j:ERROR Could not instantiate appender named "debug". log4j:ERROR Could not find value for key log4j.appender.error file log4j:ERROR Could not instantiate appender named "error file". log4j:ERROR Could not find value for key log4j.appender.debug I am basically a C/C++ folk, who knows Core Java, and pretty much a noob in this stuff. So please pardon me, if you find it too basic. java log4j share|improve this question asked Jan 19 '15 at 10:14 kingsmasher1 3,1101447100 add a comment| 2 Answers 2 active oldest votes up vote 6 down vote accepted The problem is in your second line, it should be: # Root logger option log4j.rootLogger=INFO, stdout, file This mean
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings log4j:error could not instantiate class and policies of this site About Us Learn more about Stack Overflow javascript could not find value for language the company Business Learn more about hiring developers or posting ads with us Stack Overflow Questions Jobs Documentation log4j:error could not instantiate appender named "r" . Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it http://stackoverflow.com/questions/28022232/log4j-appender-issue-unable-to-print-debug-error-levels only takes a minute: Sign up What are the possible reasons behind “log4j: Error Could not find value for key log4j.appender.SQL_APPENDER” up vote 5 down vote favorite I am wondering why I have this error when deploying my web application. log4j: Error Could not find value for key log4j.appender.SQL_APPENDER Here is my log4j.properties file. log4j.rootLogger=error, stdout log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.layout=org.apache.log4j.PatternLayout # Print the http://stackoverflow.com/questions/11898663/what-are-the-possible-reasons-behind-log4j-error-could-not-find-value-for-key date in ISO 8601 format log4j.appender.stdout.layout.ConversionPattern=%d [%t] %-5p %c - %m%n log4j.appender.R=org.apache.log4j.RollingFileAppender log4j.appender.R.File=application.log log4j.appender.R.MaxFileSize=100KB # Keep one backup file log4j.appender.R.MaxBackupIndex=1 log4j.appender.R.layout=org.apache.log4j.PatternLayout log4j.appender.R.layout.ConversionPattern=%p %t %c - %m%n log4j.logger.org.hibernate.SQL=DEBUG, SQL_APPENDER log4j.additivity.org.hibernate.SQL=false Do I have to do some configuration in the server side? I am running my application on a Tomcat 7 server. I added this dependency to the pom.xml file:
here for a quick overview of the site Help Center Detailed answers to any questions you http://stackoverflow.com/questions/23281667/error-cannot-log-with-log4j might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting http://www.ibm.com/support/docview.wss?uid=swg1PI25103 ads with us Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community Stack Overflow is a community of 4.7 could not million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Error - cannot log with log4j up vote 3 down vote favorite I am trying to use log4j 1.2 jar in my hibernate 3.1 (in eclipse) example project. The java code runs perfecly, but the console shows could not instantiate me the following log4j warnings - log4j:ERROR Could not find value for key log4j.appender.stdout log4j.logger.org.hibernate.info log4j:ERROR Could not instantiate appender named "stdout log4j.logger.org.hibernate.info". I have referenced the following - log4j-1.2.17.jar slf4j-api-1.6.0.jar slf4j-simple-1.6.0.jar My log4j.properties file contains - ### Direct log messages to stdout ### log4j.appender.stdout=org.apache.log4j.ConsoleAppender log4j.appender.stdout.Target=System.out log4j.appender.stdout.layout=org.apache.log4j.PatternLayout log4j.appender.stdout.layout.ConversionPattern=%d{ABSOLUTE} %5p %c{1}:%L - %m%n ### set log levels - ### log4j.rootLogger=warn, stdout log4j.logger.org.hibernate.info ### log JDBC bind parameters ### log4j.logger.org.hibernate.type=debug ###log schema export/update ### log4j.logger.org.hibernate.tool.hbm2ddl=debug How do I fix these warnings ? I am new to logging and I need some help to figure it out. Thanks. java logging log4j share|improve this question edited Apr 24 '14 at 23:46 asked Apr 24 '14 at 23:29 Borat Sagdiyev 1,90611734 add a comment| 1 Answer 1 active oldest votes up vote 5 down vote accepted This line: ### Set Log Levels - ### log4j.rootLogger=warn, stdout log4j.logger.org.hibernate=info Should be broken into two lines: log4j.rootLogger=warn, stdout log4j.logger.org.hibernate=info Wow ! As a newbie. I would have never figured ou
NAMED "RMPERFLOG"..." (WI 87152) A fix is available Rational DOORS Next Generation 5.0.2 Subscribe You can track all active APARs for this component. APAR status Closed as unreproducible in next release. Error description At start up of the IBM Rational Doors Next Generation (RDNG) application the following errors can be seen in the logs: Example error for Tomcat deployments that will show in the Tomcat console when starting RDNG: ------------------------------------------- 2014-aug-25 15:49:28 org.apache.catalina.startup.HostConfig deployWAR INFO: Deploying web application archive C:\RRC5\server\tomcat\webapps\converter. war log4j:ERROR Could not find value for key log4j.appender.rmPerfLog log4j:ERROR Could not instantiate appender named "rmPerfLog". ------------------------------------------- Example error for WAS deployment that gets reported in the WAS SystemErr.log: ------------------------------------------- [4/15/14 8:53:22:567 EDT] 0000007a SystemErr R log4j:ERROR Could not find value for key log4j.appender.rmPerfLog [4/15/14 8:53:22:568 EDT] 0000007a SystemErr R log4j:ERROR Could not instantiate appender named "rmPerfLog". [4/15/14 8:54:41:839 EDT] 000000aa SystemErr R [com.ibm.team.server.monitoring.service] warning Cannot access resource for -Xlintfile:META-INF/Xlint.properties ------------------------------------------- Steps to Reproduce: - Install RDNG with default settings (log4j.properties etc.). - Start the application Expected Results: No errors in the SystemErr.log Actual Results: The error reported above. For more details, please refer to the following workitem on jazz.net: https://jazz.net/jazz03/resource/itemName/com.ibm.team.workitem. WorkItem/87152 Local fix No workaround required. These errors can be safely ignored. Problem summary **************************************************************** * USERS AFFECTED: * * All users/environments affected * **************************************************************** * PROBLEM DESCRIPTION: * * At start up of the IBM Rational Doors Next Generation (RDNG) * * application, certain errors pertaining to logging can be * * seen in the logs. * **************************************************************** * RECOMMENDATION: * ********************