Sections - Spref UnsetSave PDFSave selected topicSave selected topic and subtopicsSave all topicsShareShare to emailCopy topic URLLast UpdatedJan 24, 20231 minute readEngineeringE3D DesignE3D Design 3.1 SPREF not set for the GENSEC element. The SPREF must be set. Related LinksDesigner Check