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via XWiki.org JIRA by Thomas Mortagne, 1 year ago
Unsupported namespace [greenenvironment], only wiki:wikiid format is supported
org.xwiki.extension.InstallException: Unsupported namespace [greenenvironment], only wiki:wikiid format is supported	at org.xwiki.extension.xar.internal.handler.XarExtensionHandler.install(XarExtensionHandler.java:89)