[slf4j-user] org.slf4j.impl.Log4jLoggerAdapter - AbstractMethodError

Maarten Bosteels mbosteels.dns at gmail.com
Wed Jan 30 09:11:03 CET 2008


Great to hear that your problem is solved.

But you should not need both slf4j-log4j12-1.0.1.jar and
slf4j-simple-1.4.3.jar on your classpath.
If you want to be sure that SLF4J uses log4j, you should remove
slf4j-simple-1.4.3.jar from your classpath.

regards,
Maarten

On Jan 30, 2008 6:43 AM, Dimuthu Leelarathne <dimuthul at wso2.com> wrote:

>
> Hi All,
>
> I found the solution.
>
> I used a newer version, specifically slf4j-log4j12-1.4.2.jar and it
> solved the problem.
>
> Thanks!
>
> -Dimuthu
>
> On Wed, 2008-01-30 at 09:13 +0530, Dimuthu Leelarathne wrote:
> > Hi All,
> >
> > I am getting a AbstractMethodError in Log4jLoggerAdapter.
> >
> > org.slf4j.impl.Log4jLoggerAdapter.trace
> (Ljava/lang/String;Ljava/lang/Object;)V
> > java.lang.AbstractMethodError:
> > org.slf4j.impl.Log4jLoggerAdapter.trace
> (Ljava/lang/String;Ljava/lang/Object;)V
> >
> > I have these libraries in my classpath.
> >
> > slf4j-api-1.4.3.jar
> > slf4j-log4j12-1.0.1.jar
> > slf4j-simple-1.4.3.jar
> > log4j-1.2.14.jar
> > commons-logging-1.1.jar
> >
> > I am wondering what could be the problem.
> >
> > Your help is very much appreciated.
> >
> > Thank you,
> > Dimuthu
> >
> > _______________________________________________
> > user mailing list
> > user at slf4j.org
> > http://www.slf4j.org/mailman/listinfo/user
>
> _______________________________________________
> user mailing list
> user at slf4j.org
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>
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