diff --git a/calls.py b/calls.py
index d4c8f2c..94e8dde 100644
--- a/calls.py
+++ b/calls.py
@@ -22,6 +22,7 @@ class EjabberdApiCalls(EjabberdApi):
 
             except AttributeError:
                 # emtpy response or None obj
+                log.warning("nodename not found on split")
                 raise SystemExit(17)
 
             except IndexError:
@@ -50,6 +51,7 @@ class EjabberdApiCalls(EjabberdApi):
                 tmp = ver_str.findall(status)[0]
             # raise SystemExit code 17 if no status message is received
             except TypeError:
+                log.warning("ver sting not parsed")
                 raise SystemExit(17)
 
             # return parsed version string
@@ -93,25 +95,39 @@ class EjabberdApiCalls(EjabberdApi):
 
     def fetch_s2s_in(self):
         result = self.cmd("incoming_s2s_number", {})
-        if "s2s_incoming" not in result:
-            return result
-        return result["s2s_incoming"]
+        if isinstance(result, dict):
+            if "s2s_incoming" in result:
+                return result["s2s_incoming"]
+            log.warning("fetch_s2s_in: error empty result " + str(result))
+            return 0
+        return result
 
     def fetch_s2s_out(self):
         result = self.cmd("outgoing_s2s_number", {})
-        if "s2s_outgoing" not in result:
-            return result
-        return result["s2s_outgoing"]
+        if isinstance(result, dict):
+            if "s2s_outgoing" in result:
+                return result["s2s_outgoing"]
+            log.warning("fetch_s2s_out: error empty result " + str(result))
+            return 0
+        return result
 
     def fetch_uptime(self):
         result = self.cmd("stats", {"name": "uptimeseconds"})
-        if "stat" in result:
-            return result["stat"]
+        if isinstance(result, dict):
+            if "stat" in result:
+                return result["stat"]
+            log.warning("uptime: error empty result " + str(result))
+            return 0
+        return result
 
     def fetch_processes(self):
         result = self.cmd("stats", {"name": "processes"})
-        if "stat" in result:
-            return result["stat"]
+        if isinstance(result, dict):
+            if "stat" in result:
+                return result["stat"]
+            log.warning("processes: error empty result " + str(result))
+            return 0
+        return result
 
     def fetch_registered_count(self, vhost=None):
         if vhost is None:
diff --git a/cleanup.py b/cleanup.py
index 4956f94..60eb6ad 100755
--- a/cleanup.py
+++ b/cleanup.py
@@ -16,6 +16,9 @@ class EjabberdCleanup(EjabberdApiCalls):
         self.delete_not_login = True
         self.offline_since_days = None
 
+    def calc_time_before(self):
+        return datetime.datetime.now() - datetime.timedelta(days=self.offline_since_days);
+
     def delete_user(self, host, user, reason=""):
         if self.dry:
             logging.warning(f"{user}@{host}: dry delete : {reason}")
@@ -44,13 +47,24 @@ class EjabberdCleanup(EjabberdApiCalls):
                 except ValueError as err:
                     logging.error(f"{user}@{host}: not able to parse '{last_stamp}': {err}")
                     return
-            if lastdate is not None and lastdate - datetime.datetime.now() > datetime.timedelta(
-                days=self.offline_since_days
-            ):
+            if lastdate is None:
+                logging.error(f"{user}@{host}: not able to parse '{last_stamp}'")
+                return
+            elif lastdate < self.calc_time_before():
                 self.delete_user(host, user, f"last seen @ {lastdate}")
                 return
+            else:
+                logging.debug(f"{user}@{host}: keep @ {lastdate}")
+                return
+        logging.debug(f"{user}@{host}: keep")
 
     def run(self):
+        logging.debug("run with:")
+        logging.debug(f"dry: {self.dry}")
+        logging.debug(f"skip by roster: {self.skip_by_roster}")
+        logging.debug(f"delete not login: {self.delete_not_login}")
+        logging.debug(f"offline since days: {self.offline_since_days}")
+
         for host in self.fetch_vhosts():
             if host in self.ignore_hosts:
                 continue