Howdy, I just answered this question on log4j-user. <sarcastic>Thanks for cross-posting</sarcastic>
Yoav Shapira Millennium ChemInformatics >-----Original Message----- >From: Mahesh Joshi [mailto:[EMAIL PROTECTED] >Sent: Wednesday, September 24, 2003 2:25 AM >To: [EMAIL PROTECTED] >Subject: Tomcat 4.1.24 (or 27) with Log4j 1.2.8 - Tomcat does not start > >Hi All, > >I am migrating my current application to use Struts 1.1 and I am facing a >problem. My current app. has logging implemented with >log4J 1.2.8. > >I am facing a bizzare problem when using Log4J 1.2.8 with Tomcat 4.1.24 (or >Tomcat 4.1.27) on Windows 2000 with JDK 1.4.1_02 > >When I put my log4j -1.2.8 in the jak*/common/lib directory, Tomcat refuses >to start > >The exception throw is as follows: > >org.apache.commons.logging.LogConfigurationException: >org.apache.commons.logging >.LogConfigurationException: No suitable Log constructor >[Ljava.lang.Class;@1a679 >b7 for org.apache.commons.logging.impl.Log4JLogger > at >org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactory >Impl.java:532) > at >org.apache.commons.logging.impl.LogFactoryImpl.getInstance(LogFactory >Impl.java:272) > at >org.apache.commons.logging.LogFactory.getLog(LogFactory.java:414) > at org.apache.commons.digester.Digester.<init>(Digester.java:346) > at >org.apache.catalina.startup.Catalina.createStartDigester(Catalina.jav >a:280) > at org.apache.catalina.startup.Catalina.start(Catalina.java:441) > at org.apache.catalina.startup.Catalina.execute(Catalina.java:400) > at org.apache.catalina.startup.Catalina.process(Catalina.java:180) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at >sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl. >java:39) > at >sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces >sorImpl.java:25) > at java.lang.reflect.Method.invoke(Method.java:324) > at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:203) >Caused by: org.apache.commons.logging.LogConfigurationException: No >suitable >Log > constructor [Ljava.lang.Class;@1a679b7 for >org.apache.commons.logging.impl.Log4 >JLogger > at >org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogF >actoryImpl.java:432) > at >org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactory >Impl.java:525) > ... 12 more >Caused by: java.lang.NoClassDefFoundError: org/apache/log4j/Logger > at java.lang.Class.getDeclaredConstructors0(Native Method) > at java.lang.Class.privateGetDeclaredConstructors(Class.java:1590) > at java.lang.Class.getConstructor0(Class.java:1762) > at java.lang.Class.getConstructor(Class.java:1002) > at >org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogF >actoryImpl.java:429) > ... 13 more > >If I put my log4J in the jakarta../shared/lib or WEB-INF/lib, Tomcat does >startup. >However, Struts fails to initialize giving an exception as follows: >javax.servlet.ServletException: Error instantiating servlet class >org.apache.struts.action.ActionServlet > at >org.apache.catalina.core.StandardWrapper.loadServlet(StandardWrapper.ja va:9 >1 >2) >... >----- Root Cause ----- >java.lang.ExceptionInInitializerError >Caused by: org.apache.commons.logging.LogConfigurationException: >org.apache.commons.logging.LogConfigurationException: No suitable Log >constructor [Ljava.lang.Class;@3a5794 for >org.apache.commons.logging.impl.Log4JLogger > at >org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryIm pl.j >a >va:532) >Caused by: org.apache.commons.logging.LogConfigurationException: No >suitable >Log constructor [Ljava.lang.Class;@3a5794 for >org.apache.commons.logging.impl.Log4JLogger > at >org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFac tory >I >mpl.java:432) > at >org.apache.commons.logging.impl.LogFactoryImpl.newInstance(LogFactoryIm pl.j >a >va:525) > ... 28 more >Caused by: java.lang.NoClassDefFoundError: org/apache/log4j/Logger > at java.lang.Class.getDeclaredConstructors0(Native Method) > at java.lang.Class.privateGetDeclaredConstructors(Class.java:1590) > at java.lang.Class.getConstructor0(Class.java:1762) > at java.lang.Class.getConstructor(Class.java:1002) > at >org.apache.commons.logging.impl.LogFactoryImpl.getLogConstructor(LogFac tory >I >mpl.java:429) > ... 29 more > > >What am I missing? > >Thanks! > >Mahesh > > >--------------------------------------------------------------------- >To unsubscribe, e-mail: [EMAIL PROTECTED] >For additional commands, e-mail: [EMAIL PROTECTED] This e-mail, including any attachments, is a confidential business communication, and may contain information that is confidential, proprietary and/or privileged. 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