diff --git a/tuned/admin/admin.py b/tuned/admin/admin.py
index 53f27e7..4db24c4 100644
--- a/tuned/admin/admin.py
+++ b/tuned/admin/admin.py
@@ -125,8 +125,9 @@ class Admin(object):
 			print "Verfication succeeded, current system settings match the preset profile."
 		else:
 			print "Verification failed, current system settings differ from the preset profile."
-			print "See tuned.log for details. You can mostly fix this by Tuned restart, e.g.:"
+			print "You can mostly fix this by Tuned restart, e.g.:"
 			print "  service tuned restart"
+		print "See tuned log file ('%s') for details." % consts.LOG_FILE
 		return ret
 
 	def off(self):
diff --git a/tuned/plugins/plugin_sysctl.py b/tuned/plugins/plugin_sysctl.py
index 70f27af..0ee1111 100644
--- a/tuned/plugins/plugin_sysctl.py
+++ b/tuned/plugins/plugin_sysctl.py
@@ -51,8 +51,12 @@ class SysctlPlugin(base.Plugin):
 		ret = True
 		for option, value in instance._sysctl.iteritems():
 			curr_val = self._read_sysctl(option)
-			if self._verify_value(option, self._cmd.remove_ws(self._variables.expand(value)), curr_val) == False:
-				ret = False
+			if curr_val is None:
+				log.warn("verify: option '%s' is None, option is probably unavailable/unsupported on your system, skipping it",
+				         str(option))
+			else:
+				if self._verify_value(option, self._cmd.remove_ws(self._variables.expand(value)), curr_val) == False:
+					ret = False
 		return ret
 
 	def _instance_unapply_static(self, instance, profile_switch = False):