[jboss-jira] [JBoss JIRA] Commented: (JBAS-7490) cannot use logback-classic-0.9.17 inside a web application

cannot use logback-classic-0.9.17 inside a web application ---------------------------------------------------------- Key: JBAS-7490 URL: https://jira.jboss.org/jira/browse/JBAS-7490 Project: JBoss Application Server Issue Type: Bug Security Level: Public(Everyone can see) Components: Logging Affects Versions: JBossAS-5.1.0.GA Environment: Windows XP $ java -version java version "1.6.0_12" Java(TM) SE Runtime Environment (build 1.6.0_12-b04) Java HotSpot(TM) Client VM (build 11.2-b01, mixed mode, sharing) 16:09:30,299 INFO [ServerImpl] Starting JBoss (Microcontainer)... 16:09:30,299 INFO [ServerImpl] Release ID: JBoss [The Oracle] 5.1.0.GA (build: SVNTag=JBoss_5_1_0_GA date=200905221634) Reporter: Anton Kraev Assignee: David Lloyd When bundling logback-classic-0.9.17.jar in a web application, the following is reported during startup: 2009-11-30 16:11:26,000 ERROR [STDERR] (main) SLF4J: Class path contains multiple SLF4J bindings. 2009-11-30 16:11:26,000 ERROR [STDERR] (main) SLF4J: Found binding in [vfszip:/D:/cw/jboss-5.1.0.GA/server/default/deploy/cwf.war/WEB-INF/lib/logback-classic-0. 9.17.jar/org/slf4j/impl/StaticLoggerBinder.class] 2009-11-30 16:11:26,000 ERROR [STDERR] (main) SLF4J: Found binding in [vfszip:/D:/cw/jboss-5.1.0.GA/common/lib/slf4j-jboss-logging.jar/org/slf4j/impl/StaticLogg erBinder.class] 2009-11-30 16:11:26,000 ERROR [STDERR] (main) SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. We need access to logback APIs because we configure logging on the fly (change log levels without restarting the app), therefore we need to ship this jar, which in turn contains a static binding.