diff --git a/openbis_standard_technologies/dist/core-plugins/eln-lims/1/as/webapps/eln-lims/html/plugins/generic/plugin.js b/openbis_standard_technologies/dist/core-plugins/eln-lims/1/as/webapps/eln-lims/html/plugins/generic/plugin.js
index ba5660dc63711ed289a4bde7cc6152c7af88c3d1..90633dc4554a3824a4532cdb8fc336d1427c717f 100644
--- a/openbis_standard_technologies/dist/core-plugins/eln-lims/1/as/webapps/eln-lims/html/plugins/generic/plugin.js
+++ b/openbis_standard_technologies/dist/core-plugins/eln-lims/1/as/webapps/eln-lims/html/plugins/generic/plugin.js
@@ -98,12 +98,21 @@ $.extend(GenericTechnology.prototype, ELNLIMSPlugin.prototype, {
 				"ANNOTATION_PROPERTIES" : [{"TYPE" : "ANNOTATION.SYSTEM.COMMENTS", "MANDATORY" : false }]
 			}],
 		},
+		"UNKNOWN" : {
+			"SHOW" : false,
+			"SHOW_ON_NAV" : false,
+			"SAMPLE_PARENTS_HINT" : [],
+		},
 	},
 	dataSetTypeDefinitionsExtension : {
         "NAGIOS" : {
             "SHOW" : false,
             "SHOW_ON_NAV" : false
         },
+        "UNKNOWN" : {
+            "SHOW" : false,
+            "SHOW_ON_NAV" : false,
+        },
 	},
 	sampleFormTop : function($container, model) {