[ 
https://issues.apache.org/jira/browse/LOG4J2-502?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Ilya Tepikin updated LOG4J2-502:
--------------------------------

    Description: 
If I configure log4j2.xml like this:
{code}
<SMTP name="Mailer" suppressExceptions="false"
              subject="${subject}" to="${receipients}" from="${from}"
              smtpHost="${smtpHost}" smtpPort="${smtpPort}"
              smtpProtocol="${smtpProtocol}" smtpUsername="${smtpUser}"
              smtpPassword="${smtpPassword}" smtpDebug="false" bufferSize="10">
            <HTMLLayout locationInfo="true" fontSize="small" />
        </SMTP>
{code}

I'm getting NPE error during logging error in my application:
2014-01-15 21:15:30,951 ERROR An exception occurred processing Appender Mailer 
org.apache.logging.log4j.LoggingException: Error occurred while sending email
        at 
org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:159)
        at 
org.apache.logging.log4j.core.appender.SMTPAppender.append(SMTPAppender.java:172)
        at 
org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:99)
        at 
org.apache.logging.log4j.core.appender.AsyncAppender$AsyncThread.run(AsyncAppender.java:229)
Caused by: java.lang.NullPointerException
        at 
org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:158)
        at 
org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:46)
        at 
org.apache.logging.log4j.core.layout.AbstractStringLayout.toByteArray(AbstractStringLayout.java:45)
        at 
org.apache.logging.log4j.core.net.SMTPManager.writeBuffer(SMTPManager.java:188)
        at 
org.apache.logging.log4j.core.net.SMTPManager.writeContent(SMTPManager.java:174)
        at 
org.apache.logging.log4j.core.net.SMTPManager.formatContentToBytes(SMTPManager.java:166)
        at 
org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:141)
        ... 3 more 

  was:
If I configure log4j2.xml like this:
<SMTP name="Mailer" suppressExceptions="false"
              subject="${subject}" to="${receipients}" from="${from}"
              smtpHost="${smtpHost}" smtpPort="${smtpPort}"
              smtpProtocol="${smtpProtocol}" smtpUsername="${smtpUser}"
              smtpPassword="${smtpPassword}" smtpDebug="false" bufferSize="10">
            <HTMLLayout locationInfo="true" fontSize="small" />
        </SMTP>

I'm getting NPE error during logging error in my application:
2014-01-15 21:15:30,951 ERROR An exception occurred processing Appender Mailer 
org.apache.logging.log4j.LoggingException: Error occurred while sending email
        at 
org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:159)
        at 
org.apache.logging.log4j.core.appender.SMTPAppender.append(SMTPAppender.java:172)
        at 
org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:99)
        at 
org.apache.logging.log4j.core.appender.AsyncAppender$AsyncThread.run(AsyncAppender.java:229)
Caused by: java.lang.NullPointerException
        at 
org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:158)
        at 
org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:46)
        at 
org.apache.logging.log4j.core.layout.AbstractStringLayout.toByteArray(AbstractStringLayout.java:45)
        at 
org.apache.logging.log4j.core.net.SMTPManager.writeBuffer(SMTPManager.java:188)
        at 
org.apache.logging.log4j.core.net.SMTPManager.writeContent(SMTPManager.java:174)
        at 
org.apache.logging.log4j.core.net.SMTPManager.formatContentToBytes(SMTPManager.java:166)
        at 
org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:141)
        ... 3 more 


> HTMLLayout: adding locationInfo parameter leads to error
> --------------------------------------------------------
>
>                 Key: LOG4J2-502
>                 URL: https://issues.apache.org/jira/browse/LOG4J2-502
>             Project: Log4j 2
>          Issue Type: Bug
>          Components: Layouts
>    Affects Versions: 2.0-beta9
>            Reporter: Ilya Tepikin
>
> If I configure log4j2.xml like this:
> {code}
> <SMTP name="Mailer" suppressExceptions="false"
>               subject="${subject}" to="${receipients}" from="${from}"
>               smtpHost="${smtpHost}" smtpPort="${smtpPort}"
>               smtpProtocol="${smtpProtocol}" smtpUsername="${smtpUser}"
>               smtpPassword="${smtpPassword}" smtpDebug="false" 
> bufferSize="10">
>             <HTMLLayout locationInfo="true" fontSize="small" />
>         </SMTP>
> {code}
> I'm getting NPE error during logging error in my application:
> 2014-01-15 21:15:30,951 ERROR An exception occurred processing Appender 
> Mailer org.apache.logging.log4j.LoggingException: Error occurred while 
> sending email
>       at 
> org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:159)
>       at 
> org.apache.logging.log4j.core.appender.SMTPAppender.append(SMTPAppender.java:172)
>       at 
> org.apache.logging.log4j.core.config.AppenderControl.callAppender(AppenderControl.java:99)
>       at 
> org.apache.logging.log4j.core.appender.AsyncAppender$AsyncThread.run(AsyncAppender.java:229)
> Caused by: java.lang.NullPointerException
>       at 
> org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:158)
>       at 
> org.apache.logging.log4j.core.layout.HTMLLayout.toSerializable(HTMLLayout.java:46)
>       at 
> org.apache.logging.log4j.core.layout.AbstractStringLayout.toByteArray(AbstractStringLayout.java:45)
>       at 
> org.apache.logging.log4j.core.net.SMTPManager.writeBuffer(SMTPManager.java:188)
>       at 
> org.apache.logging.log4j.core.net.SMTPManager.writeContent(SMTPManager.java:174)
>       at 
> org.apache.logging.log4j.core.net.SMTPManager.formatContentToBytes(SMTPManager.java:166)
>       at 
> org.apache.logging.log4j.core.net.SMTPManager.sendEvents(SMTPManager.java:141)
>       ... 3 more 



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