Save workflow without workflow in subworkflow action.
@@ -241,7 +241,7 @@ var NodeModule = function($, IdGeneratorTable, NodeFields) {
if ('files' in data) {
data['files'] = ko.toJS(self._files);
}
- if ('sub_workflow' in data) {
+ if ('sub_workflow' in data && data['sub_workflow']) {
data['sub_workflow'] = Number(data['sub_workflow']);
return data;