ERROR  info.magnolia.module.rssaggregator.generator.AbstractSyndFeedGenerator 19.08.2013 11:45:01 -- Failed to generate Feed using generator 'info.magnolia.module.categorization.syndication.CategorySyndicator'
java.lang.NullPointerException
	at info.magnolia.module.templatingkit.templates.category.TemplateCategoryUtil.findParentWithTemplateCategory(TemplateCategoryUtil.java:154)
	at info.magnolia.module.templatingkit.templates.category.TemplateCategoryUtil.findParentWithTemplateCategory(TemplateCategoryUtil.java:147)
	at info.magnolia.module.templatingkit.functions.STKTemplatingFunctions.siteRoot(STKTemplatingFunctions.java:263)
	at info.magnolia.module.templatingkit.functions.STKTemplatingFunctions.siteRoot(STKTemplatingFunctions.java:217)
	at info.magnolia.module.categorization.syndication.CategorySyndicator.loadFeedEntries(CategorySyndicator.java:108)

ERROR  info.magnolia.module.rssaggregator.generator.AbstractSyndFeedGenerator 19.08.2013 11:45:01 -- Failed to generate Feed using generator 'info.magnolia.module.categorization.syndication.CategorySyndicator'
java.lang.NullPointerException
	at info.magnolia.jcr.util.PropertyUtil.getString(PropertyUtil.java:346)
	at info.magnolia.jcr.util.PropertyUtil.getString(PropertyUtil.java:336)
	at info.magnolia.module.categorization.syndication.CategorySyndicator.setFeedInfo(CategorySyndicator.java:135)