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Lukasz Lenart commented on WW-5296: ----------------------------------- That shouldn't be a problem, Struts supports all the DTD versions. You must upgrade DTD only if you want to use a new functionality which in this case is {{<bean-selection/>}} > Wrong DTD version > ------------------ > > Key: WW-5296 > URL: https://issues.apache.org/jira/browse/WW-5296 > Project: Struts 2 > Issue Type: Bug > Components: Plugin - SiteMesh, Plugin - Spring > Affects Versions: 6.1.2 > Reporter: nikos dimitrakas > Priority: Major > > The DOCTYPE definition in all struts-plugin.xml seems to not have been > updated to the new one. The old DTD > <!DOCTYPE struts PUBLIC > "-//Apache Software Foundation//DTD Struts Configuration 2.5//EN" > "http://struts.apache.org/dtds/struts-2.5.dtd"> > should be changed to > <!DOCTYPE struts PUBLIC > "-//Apache Software Foundation//DTD Struts Configuration 6.0//EN" > "https://struts.apache.org/dtds/struts-6.0.dtd"> > for any version 6.x -- This message was sent by Atlassian Jira (v8.20.10#820010)