Debug the Mail in liferay

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To turn on logging of Liferay mail and JavaMail, add the following to your Log4j configuration in webapps/ROOT/WEB-INF/class/META-INF/portal-log4j-ext.xml after the last <appender> entry:

    <logger name="com.liferay.util.mail">
        <level value="DEBUG"/>
    </logger>

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