Fix #251

src/app/formulaire/definition/form-definition.ts

@@ -136,7 +136,9 @@ export abstract class FormulaireDefinition extends FormulaireNode implements Obs
 
     protected parseOptions(json: {}) {
         const dnt = json["defaultNodeType"];
-        this._props["nodeType"] = dnt === undefined ? ComputeNodeType.None : ComputeNodeType[dnt];
+        if (dnt !== undefined) {
+            this._props["nodeType"] = ComputeNodeType[dnt];
+        }
         this.helpLink = json["help"];
     }