https://issues.apache.org/jira/browse/KARAF-6210

Reported before covid was a thing :-)

On 11/2/22 12:02, Richard Hierlmeier wrote:
Initially I thought that the exception have no impact on the Karaf instance. However I found out, that most of the commands are not available in the shell:

I have to refresh bundle mvn:org.apache.karaf.config/org.apache.karaf.config.core/4.3.8 to get the commands back.

Probably the problem arises when in etc/org.apache.karaf.features.cfg the property autoRefresh is set to false.


Richard


Am Mi., 2. Nov. 2022 um 10:17 Uhr schrieb Richard Hierlmeier <[email protected]>:

    Hi JB,

    the trace is logged at startup of Karaf. No command is executed.

    I cannot found find any hint in the logs that a bundle is refreshed.

    How can I find out what bundle or features causes the refresh?

    Is there a possibility to prevent the refresh?

    Richard



    Am Fr., 28. Okt. 2022 um 15:06 Uhr schrieb Jean-Baptiste Onofré
    <[email protected]>:

        Hi Richard,

        do you have this trace when you execute some commands ?
        Regarding the trace, I bet it happens when you install a feature,
        probably causing a refresh. The refresh can cause a new wiring.

        Regards
        JB

        On Fri, Oct 28, 2022 at 1:34 PM Richard Hierlmeier
        <[email protected]> wrote:
        >
        >
        > Today I upgraded a system from Karafa 4.3.7 to Karaf 4.3.8.
        The system is up and running.
        >
        > However I have strange exception in the karaf.log:
        >
        > ...
        > 2022.10.28 13:15:52,158 [features-3-thread-1] [INFO]
        [org.apache.karaf.features.internal.service.FeaturesServiceImpl]
        org.apache.sshd.osgi/2.9.1 [] []
        > 2022.10.28 13:15:52,159 [features-3-thread-1] [INFO]
        [org.apache.karaf.features.internal.service.FeaturesServiceImpl]
        org.apache.sshd.scp/2.9.1 [] []
        > 2022.10.28 13:15:52,160 [features-3-thread-1] [INFO]
        [org.apache.karaf.features.internal.service.FeaturesServiceImpl]
        org.apache.sshd.sftp/2.9.1 [] []
        > 2022.10.28 13:15:52,161 [features-3-thread-1] [INFO]
        [org.apache.karaf.features.internal.service.FeaturesServiceImpl]
        org.jline/3.21.0 [] []
        > 2022.10.28 13:15:52,162 [features-3-thread-1] [INFO]
        [org.apache.karaf.features.internal.service.FeaturesServiceImpl]
        org.apache.karaf.shell.core/4.3.8 [] []2022.10.28 13:15:52,186
        [features-3-thread-1] [INFO]
        [org.apache.karaf.shell.impl.action.osgi.CommandExtension]
        Inspection of class
        org.apache.karaf.config.command.CancelCommand failed. [] [
        java.lang.NoClassDefFoundError:
        org/apache/karaf/shell/api/action/Action
        > at java.lang.ClassLoader.defineClass1(Native Method)
        > at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClass(BundleWiringImpl.java:2312)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClassParallel(BundleWiringImpl.java:2130)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2064)
        > at
        
org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1533)
        > at
        
org.apache.felix.framework.BundleWiringImpl.access$300(BundleWiringImpl.java:78)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1950)
        > at java.lang.ClassLoader.loadClass(ClassLoader.java:351)
        > at java.lang.ClassLoader.defineClass1(Native Method)
        > at java.lang.ClassLoader.defineClass(ClassLoader.java:756)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClass(BundleWiringImpl.java:2312)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.defineClassParallel(BundleWiringImpl.java:2130)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.findClass(BundleWiringImpl.java:2064)
        > at
        
org.apache.felix.framework.BundleWiringImpl.findClassOrResourceByDelegation(BundleWiringImpl.java:1533)
        > at
        
org.apache.felix.framework.BundleWiringImpl.access$300(BundleWiringImpl.java:78)
        > at
        
org.apache.felix.framework.BundleWiringImpl$BundleClassLoader.loadClass(BundleWiringImpl.java:1950)
        >
        > Similar exceptions are logged for many other commands.
        >
        >
        > Regards
        >
        >   Richard
  • [no subject] Richard Hierlmeier
    • Re: Jean-Baptiste Onofré
      • Re: Richard Hierlmeier
        • Re: Richard Hierlmeier
          • Re: A. Rothman
            • Re: Richard Hierlmeier

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