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Posted to dev@sling.apache.org by "Felix Meschberger (JIRA)" <ji...@apache.org> on 2008/06/12 15:44:45 UTC

[jira] Created: (SLING-527) NullPointerException running the launchpad/webapp

NullPointerException running the launchpad/webapp
-------------------------------------------------

                 Key: SLING-527
                 URL: https://issues.apache.org/jira/browse/SLING-527
             Project: Sling
          Issue Type: Bug
          Components: Commons Log
            Reporter: Felix Meschberger
            Assignee: Felix Meschberger


After the latest changes to commons/log, there are NullPointerExceptions when running the launchpad/webapp with Maven -- both with integration-tests and jetty:run.

The stacktraces at startup are as follows:

[INFO] Context path = /
[INFO] Tmp directory = /usr/src/sling/head/launchpad/webapp/target/work
[INFO] Web defaults =  jetty default
[INFO] Web overrides =  none
[INFO] Webapp directory = /usr/src/sling/head/launchpad/webapp/target/org.apache.sling.launchpad.webapp-3-incubator-SNAPSHOT
[INFO] Starting jetty 6.1.5 ...
2008-06-12 15:15:26.283::INFO:  jetty-6.1.5
2008-06-12 15:15:26.403::INFO:  No Transaction manager found - if your webapp requires one, please configure one.
2008-06-12 15:15:31.140:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
java.lang.NullPointerException
        at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
        at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
        at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
        at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
        at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
        at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
        at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
        at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
        at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
        at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
        at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
        at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
        at java.lang.Thread.run(Thread.java:619)
2008-06-12 15:15:31.141:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
java.lang.NullPointerException
        at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
        at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
        at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
        at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
        at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
        at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
        at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
        at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
        at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
        at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
        at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
        at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
        at java.lang.Thread.run(Thread.java:619)
2008-06-12 15:15:31.331:/:INFO:  sling: Servlet sling initialized
2008-06-12 15:15:31.343::INFO:  Started SelectChannelConnector@0.0.0.0:8888
[INFO] Started Jetty Server


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[jira] Commented: (SLING-527) NullPointerException running the launchpad/webapp

Posted by "Felix Meschberger (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/SLING-527?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12604527#action_12604527 ] 

Felix Meschberger commented on SLING-527:
-----------------------------------------

In Rev. 667104 fixed the commons/log LogSupport class to fall back to the bundle location or bundle ID if the bundle has no symbolic name (which is technically legal for pre-R4 bundles)

> NullPointerException running the launchpad/webapp
> -------------------------------------------------
>
>                 Key: SLING-527
>                 URL: https://issues.apache.org/jira/browse/SLING-527
>             Project: Sling
>          Issue Type: Bug
>          Components: Commons Log, Launchpad Launcher
>            Reporter: Felix Meschberger
>            Assignee: Felix Meschberger
>
> After the latest changes to commons/log, there are NullPointerExceptions when running the launchpad/webapp with Maven -- both with integration-tests and jetty:run.
> The stacktraces at startup are as follows:
> [INFO] Context path = /
> [INFO] Tmp directory = /usr/src/sling/head/launchpad/webapp/target/work
> [INFO] Web defaults =  jetty default
> [INFO] Web overrides =  none
> [INFO] Webapp directory = /usr/src/sling/head/launchpad/webapp/target/org.apache.sling.launchpad.webapp-3-incubator-SNAPSHOT
> [INFO] Starting jetty 6.1.5 ...
> 2008-06-12 15:15:26.283::INFO:  jetty-6.1.5
> 2008-06-12 15:15:26.403::INFO:  No Transaction manager found - if your webapp requires one, please configure one.
> 2008-06-12 15:15:31.140:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.141:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.331:/:INFO:  sling: Servlet sling initialized
> 2008-06-12 15:15:31.343::INFO:  Started SelectChannelConnector@0.0.0.0:8888
> [INFO] Started Jetty Server

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[jira] Closed: (SLING-527) NullPointerException running the launchpad/webapp

Posted by "Felix Meschberger (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/SLING-527?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Felix Meschberger closed SLING-527.
-----------------------------------

       Resolution: Fixed
    Fix Version/s: 2.0.1

In Rev. 667106 fixed inclusion of the commons/testing library in the war file.

This solves the issue and this can be closed.

> NullPointerException running the launchpad/webapp
> -------------------------------------------------
>
>                 Key: SLING-527
>                 URL: https://issues.apache.org/jira/browse/SLING-527
>             Project: Sling
>          Issue Type: Bug
>          Components: Commons Log, Launchpad Launcher
>            Reporter: Felix Meschberger
>            Assignee: Felix Meschberger
>             Fix For: 2.0.1
>
>
> After the latest changes to commons/log, there are NullPointerExceptions when running the launchpad/webapp with Maven -- both with integration-tests and jetty:run.
> The stacktraces at startup are as follows:
> [INFO] Context path = /
> [INFO] Tmp directory = /usr/src/sling/head/launchpad/webapp/target/work
> [INFO] Web defaults =  jetty default
> [INFO] Web overrides =  none
> [INFO] Webapp directory = /usr/src/sling/head/launchpad/webapp/target/org.apache.sling.launchpad.webapp-3-incubator-SNAPSHOT
> [INFO] Starting jetty 6.1.5 ...
> 2008-06-12 15:15:26.283::INFO:  jetty-6.1.5
> 2008-06-12 15:15:26.403::INFO:  No Transaction manager found - if your webapp requires one, please configure one.
> 2008-06-12 15:15:31.140:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.141:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.331:/:INFO:  sling: Servlet sling initialized
> 2008-06-12 15:15:31.343::INFO:  Started SelectChannelConnector@0.0.0.0:8888
> [INFO] Started Jetty Server

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[jira] Commented: (SLING-527) NullPointerException running the launchpad/webapp

Posted by "Felix Meschberger (JIRA)" <ji...@apache.org>.
    [ https://issues.apache.org/jira/browse/SLING-527?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12604519#action_12604519 ] 

Felix Meschberger commented on SLING-527:
-----------------------------------------

The problem is that the commons/testing library is packaged into the war file. This library is not a bundle and has no Bundle-SymbolicName header hence the LogService tries to acquire a logger with a null-name which fails.

Two issues:

  * Why is the commons/testing library packaged into the war ?
  * The LogService implementation should cope with the "null" value for the symbolic name

> NullPointerException running the launchpad/webapp
> -------------------------------------------------
>
>                 Key: SLING-527
>                 URL: https://issues.apache.org/jira/browse/SLING-527
>             Project: Sling
>          Issue Type: Bug
>          Components: Commons Log, Launchpad Launcher
>            Reporter: Felix Meschberger
>            Assignee: Felix Meschberger
>
> After the latest changes to commons/log, there are NullPointerExceptions when running the launchpad/webapp with Maven -- both with integration-tests and jetty:run.
> The stacktraces at startup are as follows:
> [INFO] Context path = /
> [INFO] Tmp directory = /usr/src/sling/head/launchpad/webapp/target/work
> [INFO] Web defaults =  jetty default
> [INFO] Web overrides =  none
> [INFO] Webapp directory = /usr/src/sling/head/launchpad/webapp/target/org.apache.sling.launchpad.webapp-3-incubator-SNAPSHOT
> [INFO] Starting jetty 6.1.5 ...
> 2008-06-12 15:15:26.283::INFO:  jetty-6.1.5
> 2008-06-12 15:15:26.403::INFO:  No Transaction manager found - if your webapp requires one, please configure one.
> 2008-06-12 15:15:31.140:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.141:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.331:/:INFO:  sling: Servlet sling initialized
> 2008-06-12 15:15:31.343::INFO:  Started SelectChannelConnector@0.0.0.0:8888
> [INFO] Started Jetty Server

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[jira] Updated: (SLING-527) NullPointerException running the launchpad/webapp

Posted by "Felix Meschberger (JIRA)" <ji...@apache.org>.
     [ https://issues.apache.org/jira/browse/SLING-527?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Felix Meschberger updated SLING-527:
------------------------------------

    Component/s: Launchpad Launcher

> NullPointerException running the launchpad/webapp
> -------------------------------------------------
>
>                 Key: SLING-527
>                 URL: https://issues.apache.org/jira/browse/SLING-527
>             Project: Sling
>          Issue Type: Bug
>          Components: Commons Log, Launchpad Launcher
>            Reporter: Felix Meschberger
>            Assignee: Felix Meschberger
>
> After the latest changes to commons/log, there are NullPointerExceptions when running the launchpad/webapp with Maven -- both with integration-tests and jetty:run.
> The stacktraces at startup are as follows:
> [INFO] Context path = /
> [INFO] Tmp directory = /usr/src/sling/head/launchpad/webapp/target/work
> [INFO] Web defaults =  jetty default
> [INFO] Web overrides =  none
> [INFO] Webapp directory = /usr/src/sling/head/launchpad/webapp/target/org.apache.sling.launchpad.webapp-3-incubator-SNAPSHOT
> [INFO] Starting jetty 6.1.5 ...
> 2008-06-12 15:15:26.283::INFO:  jetty-6.1.5
> 2008-06-12 15:15:26.403::INFO:  No Transaction manager found - if your webapp requires one, please configure one.
> 2008-06-12 15:15:31.140:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.141:/:WARN:  ERROR: EventDispatcher: Error during dispatch. (java.lang.NullPointerException)
> java.lang.NullPointerException
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLoggerConfig(LogConfigManager.java:551)
>         at org.apache.sling.commons.log.slf4j.LogConfigManager.getLogger(LogConfigManager.java:179)
>         at org.slf4j.LoggerFactory.getLogger(LoggerFactory.java:88)
>         at org.apache.sling.commons.log.LogSupport.getLogger(LogSupport.java:322)
>         at org.apache.sling.commons.log.LogSupport.logOut(LogSupport.java:333)
>         at org.apache.sling.commons.log.LogSupport.fireLogEvent(LogSupport.java:167)
>         at org.apache.sling.commons.log.LogSupport.bundleChanged(LogSupport.java:216)
>         at org.apache.felix.framework.util.EventDispatcher.invokeBundleListenerCallback(EventDispatcher.java:690)
>         at org.apache.felix.framework.util.EventDispatcher.fireEventImmediately(EventDispatcher.java:619)
>         at org.apache.felix.framework.util.EventDispatcher.run(EventDispatcher.java:816)
>         at org.apache.felix.framework.util.EventDispatcher.access$000(EventDispatcher.java:42)
>         at org.apache.felix.framework.util.EventDispatcher$1.run(EventDispatcher.java:94)
>         at java.lang.Thread.run(Thread.java:619)
> 2008-06-12 15:15:31.331:/:INFO:  sling: Servlet sling initialized
> 2008-06-12 15:15:31.343::INFO:  Started SelectChannelConnector@0.0.0.0:8888
> [INFO] Started Jetty Server

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