bugfix: cisco credential were not renewed after an hour.

src/main/java/logic/CiscoManager.java

@@ -491,7 +491,7 @@ public class CiscoManager {
     }
 
     private Boolean isAccessDenied(BaseRestResponse brr) {
-        if (brr.success == false  &&  brr.objectNode != null) {
+        if (brr.success == false) {
             int statusCode = brr.objectNode.get("statusCode").asInt();
             Boolean bAccessDenied = (statusCode == 403 ||statusCode == 401);
             return bAccessDenied;