-2
這是this問題的重複，但提出的解決方案對我無效，我還無法發表評論。Log4j2即使配置正確也不能使用json配置文件
這個問題在標題本身解釋說：Log4j2不與.json配置文件的工作，即使有log4j.configurationFactory=org.apache.logging.log4j.core.config.json.JsonConfigurationFactory在log4j2.component.properties文件中配置正確。
完整的錯誤堆棧跟蹤：
[Fatal Error] log4j2.json:1:1: Content is not allowed in prolog.
ERROR StatusLogger Error parsing /Users/sm/cdss-scala/risk-stratification/src/main/resources/log4j2.json
org.xml.sax.SAXParseException; systemId: file:///Users/sm/cdss-scala/risk-stratification/src/main/resources/log4j2.json; lineNumber: 1; columnNumber: 1; Content is not allowed in prolog.
at com.sun.org.apache.xerces.internal.parsers.DOMParser.parse(DOMParser.java:257)
at com.sun.org.apache.xerces.internal.jaxp.DocumentBuilderImpl.parse(DocumentBuilderImpl.java:339)
at org.apache.logging.log4j.core.config.xml.XmlConfiguration.<init>(XmlConfiguration.java:95)
at org.apache.logging.log4j.core.config.xml.XmlConfigurationFactory.getConfiguration(XmlConfigurationFactory.java:46)
at org.apache.logging.log4j.core.config.ConfigurationFactory$Factory.getConfiguration(ConfigurationFactory.java:491)
at org.apache.logging.log4j.core.config.ConfigurationFactory$Factory.getConfiguration(ConfigurationFactory.java:420)
at org.apache.logging.log4j.core.config.ConfigurationFactory.getConfiguration(ConfigurationFactory.java:265)
at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:613)
at org.apache.logging.log4j.core.LoggerContext.reconfigure(LoggerContext.java:634)
at org.apache.logging.log4j.core.LoggerContext.start(LoggerContext.java:229)
at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:152)
at org.apache.logging.log4j.core.impl.Log4jContextFactory.getContext(Log4jContextFactory.java:45)
at org.apache.logging.log4j.LogManager.getContext(LogManager.java:194)
at org.apache.logging.log4j.scala.Logger$.apply(Logger.scala:39)
at org.apache.logging.log4j.scala.Logging$class.$init$(Logging.scala:28)
at eu.connecare.cdss.hadrian.HadrianService$.<init>(HadrianService.scala:11)
at eu.connecare.cdss.hadrian.HadrianService$.<clinit>(HadrianService.scala)
at eu.connecare.cdss.hadrian.HadrianService.runEngine(HadrianService.scala)
at eu.connecare.cdss.hadrian.HadrianLaunchable.main(HadrianLaunchable.java:6)
ERROR StatusLogger No logging configuration
的[Log4j2不使用JSON配置文件工作]可能的複製（https://stackoverflow.com/questions/32269559/log4j2-not-使用JSON配置文件） –
你應該顯示你的JSON配置，否則沒有人能夠幫助你 –