Generate keystring from identifier, not key

src/plugins/formActions/CreateAction.js

@@ -106,7 +106,7 @@ export default class CreateAction extends PropertiesAction {
         }
 
         const url = '#/browse/' + objectPath
-            .map(object => object && this.openmct.objects.makeKeyString(object.identifier.key))
+            .map(object => object && this.openmct.objects.makeKeyString(object.identifier))
             .reverse()
             .join('/');