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https://issues.apache.org/jira/browse/HDDS-11060?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

Sarveksha Yeshavantha Raju resolved HDDS-11060.
-----------------------------------------------
    Resolution: Cannot Reproduce

Resolving this issue since the 'ReflectionsException' DEBUG logs cannot be 
reproduced. All scans have completed successfully.

> ReflectionsException caused by bad magic number
> -----------------------------------------------
>
>                 Key: HDDS-11060
>                 URL: https://issues.apache.org/jira/browse/HDDS-11060
>             Project: Apache Ozone
>          Issue Type: Improvement
>          Components: OM
>            Reporter: Tsz-wo Sze
>            Assignee: Sarveksha Yeshavantha Raju
>            Priority: Major
>              Labels: newbie, pull-request-available
>
> When DEBUG log is enabled, there are many ReflectionsException as below
> {code}
> 2024-06-23 23:27:57,490 DEBUG 
> [org.reflections-scanner-0]-org.reflections.Reflections: could not scan file 
> META-INF/MANIFEST.MF in url jar:file:/opt/.../ozone-manager-VERSION.jar!/ 
> with scanner SubTypesScanner
> org.reflections.ReflectionsException: could not create class object from file 
> META-INF/MANIFEST.MF
>       at 
> org.reflections.scanners.AbstractScanner.scan(AbstractScanner.java:32)
>       at org.reflections.Reflections.scan(Reflections.java:253)
>       at org.reflections.Reflections$1.run(Reflections.java:198)
>       at 
> java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
>       at java.util.concurrent.FutureTask.run(FutureTask.java:266)
>       at 
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
>       at 
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
>       at java.lang.Thread.run(Thread.java:750)
> Caused by: org.reflections.ReflectionsException: could not create class file 
> from MANIFEST.MF
>       at 
> org.reflections.adapters.JavassistAdapter.getOfCreateClassObject(JavassistAdapter.java:102)
>       at 
> org.reflections.adapters.JavassistAdapter.getOfCreateClassObject(JavassistAdapter.java:24)
>       at 
> org.reflections.scanners.AbstractScanner.scan(AbstractScanner.java:30)
>       ... 7 more
> Caused by: java.io.IOException: bad magic number: 4d616e69
>       at javassist.bytecode.ClassFile.read(ClassFile.java:825)
>       at javassist.bytecode.ClassFile.<init>(ClassFile.java:154)
>       at 
> org.reflections.adapters.JavassistAdapter.getOfCreateClassObject(JavassistAdapter.java:100)
>       ... 9 more
> {code}



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