[ https://issues.apache.org/jira/browse/LOG4J2-2026?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Leon Finker closed LOG4J2-2026. ------------------------------- > java.lang.AbstractMethodError: > javax.xml.parsers.DocumentBuilderFactory.setFeature() > ------------------------------------------------------------------------------------ > > Key: LOG4J2-2026 > URL: https://issues.apache.org/jira/browse/LOG4J2-2026 > Project: Log4j 2 > Issue Type: Bug > Affects Versions: 2.9.0 > Reporter: Leon Finker > Assignee: Gary Gregory > Priority: Minor > Fix For: 2.9.1 > > > Hi, > Tested 2.9.0 RC1 and noticed one issue due to xerces 2.6.2 version being used > on one big app. It causes log4j2 failure to initialize (changes are from > LOG4J2-1959): > {noformat} > Exception in thread "main" java.lang.AbstractMethodError: > javax.xml.parsers.DocumentBuilderFactory.setFeature(Ljava/lang/String;Z)V > at > org.apache.logging.log4j.core.config.xml.XmlConfiguration.disableDtdProcessing(XmlConfiguration.java:205) > at > org.apache.logging.log4j.core.config.xml.XmlConfiguration.newDocumentBuilder(XmlConfiguration.java:194) > at > org.apache.logging.log4j.core.config.xml.XmlConfiguration.<init>(XmlConfiguration.java:92) > at > org.apache.logging.log4j.core.config.xml.XmlConfigurationFactory.getConfiguration(XmlConfigurationFactory.java:46) > at > org.apache.logging.log4j.core.config.ConfigurationFactory.getConfiguration(ConfigurationFactory.java:239) > at > org.apache.logging.log4j.core.config.ConfigurationFactory$Factory.getConfiguration(ConfigurationFactory.java:369) > at > org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:237) > at > org.apache.logging.log4j.core.config.Configurator.initialize(Configurator.java:158) > at > org.apache.logging.log4j.core.config.Configurator.initialize(Configurator.java:131) > at > org.apache.logging.log4j.core.config.Configurator.initialize(Configurator.java:101) > at > org.apache.logging.log4j.core.config.Configurator.initialize(Configurator.java:188) > {noformat} -- This message was sent by Atlassian JIRA (v6.4.14#64029)