Unable to display zone item
Caused by: java.lang.NullPointerException
	at org.apache.cocoon.xml.XMLUtils.data(XMLUtils.java:324)
	at org.apache.cocoon.xml.XMLUtils.createElement(XMLUtils.java:481)
	at org.ametys.web.frontoffice.AbstractSearchGenerator.saxPageHit(AbstractSearchGenerator.java:392)
	at org.ametys.web.frontoffice.SearchGenerator.saxHits(SearchGenerator.java:206)
	at org.ametys.web.frontoffice.AbstractSearchGenerator.search(AbstractSearchGenerator.java:228)
	at org.ametys.web.frontoffice.SearchGenerator.search(SearchGenerator.java:138)
	at org.ametys.web.frontoffice.AbstractSearchGenerator.generate(AbstractSearchGenerator.java:184)
	at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:579)