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If you haven't done so already, remove the projects from the server. From the main page of the Plugin Manager wizard, select "install Geronimo plugins" and click Next.
Select all the Geronimo plugins that you want to install on the server. If Installable is false, then the plugin cannot be selected. The most common reasons that a plugin cannot be installed are if the version of the plugin is already installed on the server or if prerequisites are not available. Clicking next will install all selected plugins.