ERROR  info.magnolia.module.rssaggregator.util.MagnoliaTemplate 16.08.2013 10:25:06 -- Failed to map content 'data:/rssaggregator/MagnoliaBlogs/data/channel-01[dataItemNode]' using mapper 'class info.magnolia.module.rssaggregator.generator.RSSModuleFeedGenerator$FeedEntryMapper'
javax.jcr.PathNotFoundException: categories
	at org.apache.jackrabbit.core.NodeImpl$8.perform(NodeImpl.java:2136)
	at org.apache.jackrabbit.core.NodeImpl$8.perform(NodeImpl.java:2130)
	at org.apache.jackrabbit.core.session.SessionState.perform(SessionState.java:216)
	at org.apache.jackrabbit.core.ItemImpl.perform(ItemImpl.java:91)
	at org.apache.jackrabbit.core.NodeImpl.getNode(NodeImpl.java:2130)
	at info.magnolia.jcr.wrapper.DelegateNodeWrapper.getNode(DelegateNodeWrapper.java:199)
	at info.magnolia.jcr.decoration.ContentDecoratorNodeWrapper.getNode(ContentDecoratorNodeWrapper.java:124)
	at info.magnolia.jcr.wrapper.DelegateNodeWrapper.getNode(DelegateNodeWrapper.java:199)
	at info.magnolia.jcr.decoration.ContentDecoratorNodeWrapper.getNode(ContentDecoratorNodeWrapper.java:124)
	at info.magnolia.module.rssaggregator.generator.RSSModuleFeedGenerator$FeedEntryMapper.map(RSSModuleFeedGenerator.java:134)
	at info.magnolia.module.rssaggregator.generator.RSSModuleFeedGenerator$FeedEntryMapper.map(RSSModuleFeedGenerator.java:118)
	at info.magnolia.module.rssaggregator.util.MagnoliaTemplate.query(MagnoliaTemplate.java:110)
	at info.magnolia.module.rssaggregator.util.MagnoliaTemplate.queryForList(MagnoliaTemplate.java:67)
	at info.magnolia.module.rssaggregator.util.MagnoliaTemplate.xpathQueryForList(MagnoliaTemplate.java:80)
	at info.magnolia.module.rssaggregator.generator.RSSModuleFeedGenerator.loadFeedEntries(RSSModuleFeedGenerator.java:110)
	at info.magnolia.module.rssaggregator.generator.AbstractSyndFeedGenerator.generate(AbstractSyndFeedGenerator.java:74)
	at info.magnolia.module.rssaggregator.servlet.FeedSyndicationServlet.handleRequest(FeedSyndicationServlet.java:76)