[logback-user] I'm getting the "substitute logger" error message yet my appender still works

ceki ceki at qos.ch
Mon Oct 24 18:28:55 CEST 2011

On 24/10/2011 5:33 PM, Paul Gifford wrote:
> Hi,
>    I've written a custom appender that extends
> AppenderBase<ILoggingEvent> and put it in a library.  I have a webapp
> that uses the custom appender.  When I deploy that webapp to Tomcat I
> get the SLF4J error message "The following loggers will not work because
> they were created during the default configuration phase of the
> underlying logging system."  The loggers listed are my custom appender
> plus the Spring JDBC classes the appender depends on (my appender logs
> to a table).
>    My appender, however, works just fine.  I get entries in my table
> just as expected.
>    Is this error message something to be concerned about or am I
> receiving it in error?
> Thanks,
> Paul

Hi Paul,

Have you read http://slf4j.org/codes.html#substituteLogger  ?


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