VelocityViewServlet : Error processing a template for path '/WEB-INF/templates/detail/search_detail_idf_2_0.vm'

Invocation of method 'getUseConstraints' in class de.ingrid.portal.search.detail.idf.part.DetailPartPreparerIdfMetadata threw exception java.lang.NullPointerException at /WEB-INF/templates/detail/parts/metadata/settings/settings_useconstraints.vm[line 2, column 30]

java.lang.NullPointerException