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https://issues.apache.org/jira/browse/WW-3674?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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liew closed WW-3674.
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Resolution: Duplicate
> Plugin - Config Browser : Error when action extension is blank
> ---------------------------------------------------------------
>
> Key: WW-3674
> URL: https://issues.apache.org/jira/browse/WW-3674
> Project: Struts 2
> Issue Type: Bug
> Components: Other
> Reporter: liew
> Priority: Minor
>
> For example, error occur when
> [struts.xml]
> <constant name="struts.action.extension" value=",," />
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