* fix

Author: Apollon77

lib/adapter.js

@@ -3159,7 +3159,7 @@ function Adapter(options) {
                         return tools.maybeCallback(callback);
                     } else {
                         // do not allow deletion of objects with dontDelete flag
-                        if (!obj.value.common || !obj.value.common.dontDelete) {
+                        if (!obj.common || !obj.common.dontDelete) {
                             adapterObjects.delObject(obj._id, options, err => {
                                 if (err) {
                                     return tools.maybeCallbackWithError(callback, err);