diff --git a/lib/Data/Internal/DBus.hs b/lib/Data/Internal/DBus.hs
index 0fa93be..964066d 100644
--- a/lib/Data/Internal/DBus.hs
+++ b/lib/Data/Internal/DBus.hs
@@ -128,8 +128,18 @@ methodCallBus b p i m =
 dbusInterface :: InterfaceName
 dbusInterface = interfaceName_ "org.freedesktop.DBus"
 
-callGetNameOwner :: (MonadUnliftIO m, SafeClient c) => c -> BusName -> m (Maybe BusName)
-callGetNameOwner cl name = bodyToMaybe <$> callMethod' cl mc
+callGetNameOwner
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
+  => c
+  -> BusName
+  -> m (Maybe BusName)
+callGetNameOwner cl name = do
+  res <- callMethod' cl mc
+  case res of
+    Left err -> do
+      logError $ Utf8Builder $ encodeUtf8Builder err
+      return Nothing
+    Right body -> return $ fromSingletonVariant body
   where
     mc =
       (methodCallBus dbusName dbusPath dbusInterface mem)
@@ -175,7 +185,7 @@ matchSignal b p i m =
     }
 
 matchSignalFull
-  :: (MonadUnliftIO m, SafeClient c)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
   => c
   -> BusName
   -> Maybe ObjectPath
@@ -213,7 +223,7 @@ matchProperty b p =
   matchSignal b p (Just propertyInterface) (Just propertySignal)
 
 matchPropertyFull
-  :: (MonadUnliftIO m, SafeClient c)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
   => c
   -> BusName
   -> Maybe ObjectPath
@@ -275,7 +285,7 @@ callGetManagedObjects cl bus path =
     <$> callMethod cl bus path omInterface getManagedObjects
 
 addInterfaceChangedListener
-  :: (MonadUnliftIO m, SafeClient c)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
   => BusName
   -> MemberName
   -> ObjectPath
@@ -287,7 +297,7 @@ addInterfaceChangedListener bus prop path sc cl = do
   forM rule $ \r -> addMatchCallback r sc cl
 
 addInterfaceAddedListener
-  :: (MonadUnliftIO m, SafeClient c)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
   => BusName
   -> ObjectPath
   -> SignalCallback m
@@ -297,7 +307,7 @@ addInterfaceAddedListener bus =
   addInterfaceChangedListener bus omInterfacesAdded
 
 addInterfaceRemovedListener
-  :: (MonadUnliftIO m, SafeClient c)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m, SafeClient c)
   => BusName
   -> ObjectPath
   -> SignalCallback m
diff --git a/lib/Xmobar/Plugins/Bluetooth.hs b/lib/Xmobar/Plugins/Bluetooth.hs
index 2c74586..e3bfb92 100644
--- a/lib/Xmobar/Plugins/Bluetooth.hs
+++ b/lib/Xmobar/Plugins/Bluetooth.hs
@@ -68,7 +68,7 @@ instance Exec Bluetooth where
     withDBusClientConnection cb $ startAdapter icons colors cb
 
 startAdapter
-  :: MonadUnliftIO m
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => Icons
   -> Colors
   -> Callback
@@ -170,11 +170,15 @@ getBtObjectTree sys = callGetManagedObjects sys btBus btOMPath
 btOMPath :: ObjectPath
 btOMPath = objectPath_ "/"
 
-addBtOMListener :: MonadUnliftIO m => SignalCallback m -> SysClient -> m ()
+addBtOMListener
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
+  => SignalCallback m
+  -> SysClient
+  -> m ()
 addBtOMListener sc = void . addInterfaceAddedListener btBus btOMPath sc
 
 addDeviceAddedListener
-  :: MonadUnliftIO m
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => MutableBtState
   -> m ()
   -> ObjectPath
@@ -187,7 +191,7 @@ addDeviceAddedListener state dpy adapter client =
       addAndInitDevice state dpy d client
 
 addDeviceRemovedListener
-  :: (MonadUnliftIO m)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => MutableBtState
   -> m ()
   -> ObjectPath
@@ -219,14 +223,14 @@ initAdapter state adapter client = do
   putPowered state $ fromSingletonVariant reply
 
 matchBTProperty
-  :: (MonadUnliftIO m)
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => SysClient
   -> ObjectPath
   -> m (Maybe MatchRule)
 matchBTProperty sys p = matchPropertyFull sys btBus (Just p)
 
 addAdaptorListener
-  :: MonadUnliftIO m
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => MutableBtState
   -> m ()
   -> ObjectPath
@@ -263,7 +267,7 @@ adaptorPowered = "Powered"
 -- Devices
 
 addAndInitDevice
-  :: MonadUnliftIO m
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => MutableBtState
   -> m ()
   -> ObjectPath
@@ -291,7 +295,7 @@ initDevice state sh device sys = do
         }
 
 addDeviceListener
-  :: MonadUnliftIO m
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
   => MutableBtState
   -> m ()
   -> ObjectPath
diff --git a/lib/Xmobar/Plugins/VPN.hs b/lib/Xmobar/Plugins/VPN.hs
index 0550479..5c50618 100644
--- a/lib/Xmobar/Plugins/VPN.hs
+++ b/lib/Xmobar/Plugins/VPN.hs
@@ -77,10 +77,18 @@ getVPNObjectTree sys = callGetManagedObjects sys vpnBus vpnPath
 findTunnels :: ObjectTree -> VPNState
 findTunnels = S.fromList . M.keys . M.filter (elem vpnDeviceTun . M.keys)
 
-vpnAddedListener :: MonadUnliftIO m => SignalCallback m -> SysClient -> m ()
+vpnAddedListener
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
+  => SignalCallback m
+  -> SysClient
+  -> m ()
 vpnAddedListener cb = void . addInterfaceAddedListener vpnBus vpnPath cb
 
-vpnRemovedListener :: MonadUnliftIO m => SignalCallback m -> SysClient -> m ()
+vpnRemovedListener
+  :: (MonadReader env m, HasLogFunc env, MonadUnliftIO m)
+  => SignalCallback m
+  -> SysClient
+  -> m ()
 vpnRemovedListener cb = void . addInterfaceRemovedListener vpnBus vpnPath cb
 
 addedCallback :: MonadUnliftIO m => MutableVPNState -> m () -> SignalCallback m