log4j warn no appenders could be found for logger org.apache.catalina.startup.embedded正解

<?xml version="1.0" encoding="UTF-8" ?>
<!DOCTYPE log4j:configuration SYSTEM "log4j.dtd">
<log4j:configuration>
  <appender name="ConsoleAppender" class="org.apache.log4j.ConsoleAppender">
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d{MM/dd HH:mm:ss} %-5p %30.30c %x - %m/n"/>
    </layout>
  </appender>
  <appender name="FileAppender" class="org.apache.log4j.RollingFileAppender">
    <param name="File" value="../logs/builder-log4j.log"/>
    <param name="MaxFileSize" value="10MB"/>
    <layout class="org.apache.log4j.PatternLayout">
      <param name="ConversionPattern" value="%d{MM/dd HH:mm:ss} %-5p %30.30c %x - %m/n"/>
    </layout>
  </appender>
  <logger name="com.digitalsanctum.builder.web" additivity="false">
    <level value="debug"/>
    <appender-ref ref="ConsoleAppender"/>
  </logger>
  <root>
    <level value="info"/>
    <appender-ref ref="ConsoleAppender"/>
    <appender-ref ref="FileAppender"/>
  </root>
</log4j:configuration>

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