logback过滤失败怎么办？

<?xml version="1.0" encoding="UTF-8" ?>
<configuration scan="true" scanPeriod="60 seconds" debug="false">
    <!--定义参数常量-->
    <!-- TRACE< DEBUG<INFO<WARN<ERROR -->
    <!--logger trace("msg")logger.debug.-->
    <property name="log.level" value="debug"/>
    <property name="log.maxHistory" value="30"/>
    <property name="log.filePath" value="${catalina.base}/webapps/logs"/>
    <property name="log.pattern" value="%d{yyyy-MM-dd HH:mm:ss:SSS} [%thread] %-5level %logger{50} - %msg%n"/>
    <!--控制台设置-->
    <appender name="consoleAppender" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>${log.pattern}</pattern>
        </encoder>
    </appender>
    <!--DEBUG-->
    <appender name="debugAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <!--文件路径-->
        <file>${log.filePath}/debug.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!--文件名称-->
            <fileNamePattern>${log.filePath}/debug/debug.%d{yyyy-MM-dd}.log.gz</fileNamePattern>
            <!--文件最大保存历史数量-->
            <maxHistory>${log.maxHistory}</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>${log.pattern}</pattern>
        </encoder>
        <filer class="ch.qos.logback.classic.filter.LevelFilter">
            <level>DEBUG</level>
            <onMatch>ACCEPT</onMatch>
            <onMismatch>DENY</onMismatch>
        </filer>
    </appender>
    <!--INFO-->
    <appender name="infoAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <!--文件路径-->
        <file>${log.filePath}/info.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!--文件名称-->
            <fileNamePattern>${log.filePath}/info/info.%d{yyyy-MM-dd}.log.gz</fileNamePattern>
            <!--文件最大保存历史数量-->
            <maxHistory>${log.maxHistory}</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>${log.pattern}</pattern>
        </encoder>
        <filer class="ch.qos.logback.classic.filter.LevelFilter">
            <level>INFO</level>
            <onMatch>ACCEPT</onMatch>
            <onMismatch>DENY</onMismatch>
        </filer>
    </appender>
    <!--ERROR-->
    <appender name="errorAppender" class="ch.qos.logback.core.rolling.RollingFileAppender">
        <!--文件路径-->
        <file>${log.filePath}/error.log</file>
        <rollingPolicy class="ch.qos.logback.core.rolling.TimeBasedRollingPolicy">
            <!--文件名称-->
            <fileNamePattern>${log.filePath}/error/error.%d{yyyy-MM-dd}.log.gz</fileNamePattern>
            <!--文件最大保存历史数量-->
            <maxHistory>${log.maxHistory}</maxHistory>
        </rollingPolicy>
        <encoder>
            <pattern>${log.pattern}</pattern>
        </encoder>
        <filer class="ch.qos.logback.classic.filter.LevelFilter">
            <level>ERROR</level>
            <onMatch>ACCEPT</onMatch>
            <onMismatch>DENY</onMismatch>
        </filer>
    </appender>
    <logger name="com.imooc.o2o" level="${log.level}" additivity="true">
        <appender-ref ref="debugAppender"/>
        <appender-ref ref="infoAppender"/>
        <appender-ref ref="errorAppender"/>
    </logger>
    <root level="info">
        <appender-ref ref="consoleAppender"/>
    </root>
</configuration>

debug.log:

2020-09-25 09:09:04:964 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===start===
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] ERROR com.imooc.o2o.web.superadmin.AreaController - test error!
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] DEBUG com.imooc.o2o.web.superadmin.AreaController - costTime:[337ms]
2020-09-25 09:09:05:306 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===end===

error.log:

2020-09-25 09:09:04:964 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===start===
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] ERROR com.imooc.o2o.web.superadmin.AreaController - test error!
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] DEBUG com.imooc.o2o.web.superadmin.AreaController - costTime:[337ms]
2020-09-25 09:09:05:306 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===end===

info.log:

2020-09-25 09:09:04:964 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===start===
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] ERROR com.imooc.o2o.web.superadmin.AreaController - test error!
2020-09-25 09:09:05:304 [http-bio-8081-exec-8] DEBUG com.imooc.o2o.web.superadmin.AreaController - costTime:[337ms]
2020-09-25 09:09:05:306 [http-bio-8081-exec-8] INFO  com.imooc.o2o.web.superadmin.AreaController - ===end===

这是哪里错了？？？

把appender加入到root下面去，就像这个文章
https://blog.csdn.net/qq_36745087/article/details/80544392