[logback-dev] [JIRA] Commented: (LBCLASSIC-91) Logger.setLevel(null) may throw NPE

[Ceki Gulcu (JIRA)]

    [ http://jira.qos.ch/browse/LBCLASSIC-91?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=10947#action_10947 ] 

Ceki Gulcu commented on LBCLASSIC-91:
-------------------------------------

Thank you for the attached patch. I had not seen it previously. As this bug is very severe, 0.9.13 will be released shortly.

> Logger.setLevel(null) may throw NPE
> -----------------------------------
>
>                 Key: LBCLASSIC-91
>                 URL: http://jira.qos.ch/browse/LBCLASSIC-91
>             Project: logback-classic
>          Issue Type: Bug
>    Affects Versions: 0.9.12
>            Reporter: mateusz jedruch
>            Assignee: Logback dev list
>         Attachments: patch
>
>
> When setting null for logger which has childes with null levels then NPE is thrown:
> Caused by: java.lang.NullPointerException
> 	at ch.qos.logback.classic.Logger.handleParentLevelChange(Logger.java:216) [classes/:na]
> 	at ch.qos.logback.classic.Logger.setLevel(Logger.java:200) [classes/:na]
>         ....

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