diff --git a/dmp-frontend/src/app/ui/dmp/clone-dialog/dmp-clone-dialog.editor.model.ts b/dmp-frontend/src/app/ui/dmp/clone-dialog/dmp-clone-dialog.editor.model.ts
index 801ebe21a..e0aaab836 100644
--- a/dmp-frontend/src/app/ui/dmp/clone-dialog/dmp-clone-dialog.editor.model.ts
+++ b/dmp-frontend/src/app/ui/dmp/clone-dialog/dmp-clone-dialog.editor.model.ts
@@ -21,7 +21,7 @@ export class DmpCloneDialogEditorModel implements CloneDmpPersist {
 			this.id = item.id;
 			this.label = item.label + " New";
 			this.description = item.description;
-			this.descriptions = item.descriptions.map(d=> d.id);
+			this.descriptions = item.descriptions?.map(d=> d.id);
 		}
 		return this;
 	}
diff --git a/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.editor.model.ts b/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.editor.model.ts
index 5741044f3..fb275c0f1 100644
--- a/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.editor.model.ts
+++ b/dmp-frontend/src/app/ui/dmp/new-version-dialog/dmp-new-version-dialog.editor.model.ts
@@ -23,7 +23,7 @@ export class DmpNewVersionDialogEditorModel implements NewVersionDmpPersist {
 			this.id = item.id;
 			this.label = item.label;
 			this.description = item.description;
-			this.descriptions = item.descriptions.map(d=> d.id);
+			this.descriptions = item.descriptions?.map(d=> d.id);
 			this.blueprintId = item.blueprint.id;
 			this.hash= item.hash;
 		}