2019-02-04 08:20:05,347 ERROR [org.ametys.web.frontoffice.SearchGenerator] (http-nio-8080-exec-53;/generate/intranet/fr/resultats-de-recherche.html) Unable to search
java.lang.NullPointerException
        at org.ametys.web.frontoffice.SearchGenerator._saxContentTypeCriteria(SearchGenerator.java:1270)
        at org.ametys.web.frontoffice.SearchGenerator.saxFormFields(SearchGenerator.java:861)
        at org.ametys.web.frontoffice.AbstractSearchGenerator.saxFormParameters(AbstractSearchGenerator.java:450)
        at org.ametys.web.frontoffice.AbstractSearchGenerator.generate(AbstractSearchGenerator.java:230)
        at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.processXMLPipeline(AbstractProcessingPipeline.java:581)
        at org.apache.cocoon.components.pipeline.impl.AbstractCachingProcessingPipeline.processXMLPipeline(AbstractCachingProcessingPipeline.java:301)
        at org.apache.cocoon.components.pipeline.AbstractProcessingPipeline.process(AbstractProcessingPipeline.java:782)
        at org.apache.cocoon.components.source.impl.SitemapSource.toSAX(SitemapSource.java:414)
        at org.apache.cocoon.components.source.SourceUtil.toSAX(SourceUtil.java:101)
        at org.apache.cocoon.components