diff --git a/lib/Cake/Model/Permission.php b/lib/Cake/Model/Permission.php
index 16572eb57..27eb23ae4 100644
--- a/lib/Cake/Model/Permission.php
+++ b/lib/Cake/Model/Permission.php
@@ -91,12 +91,12 @@ class Permission extends AppModel {
 		$acoPath = $this->Aco->node($aco);
 
 		if (!$aroPath || !$acoPath) {
-			trigger_error(__d('cake_dev', "DbAcl::check() - Failed ARO/ACO node lookup in permissions check. Node references:\nAro: ") . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
+			trigger_error(__d('cake_dev', "DbAcl::check() - Failed ARO/ACO node lookup in permissions check. Node references:\nAro: %s\nAco: %s", print_r($aro, true), print_r($aco, true)), E_USER_WARNING);
 			return false;
 		}
 
 		if (!$acoPath) {
-			trigger_error(__d('cake_dev', "DbAcl::check() - Failed ACO node lookup in permissions check. Node references:\nAro: ") . print_r($aro, true) . "\nAco: " . print_r($aco, true), E_USER_WARNING);
+			trigger_error(__d('cake_dev', "DbAcl::check() - Failed ACO node lookup in permissions check. Node references:\nAro: %s\nAco: %s", print_r($aro, true), print_r($aco, true)), E_USER_WARNING);
 			return false;
 		}
 
diff --git a/lib/Cake/View/Errors/missing_plugin.ctp b/lib/Cake/View/Errors/missing_plugin.ctp
index 6031caa18..84722907e 100644
--- a/lib/Cake/View/Errors/missing_plugin.ctp
+++ b/lib/Cake/View/Errors/missing_plugin.ctp
@@ -24,7 +24,7 @@
 </p>
 <p class="error">
 	<strong><?php echo __d('cake_dev', 'Error'); ?>: </strong>
-	<?php echo __d('cake_dev', 'Make sure your plugin %s is in the ' . APP_DIR . DS . 'Plugin directory and was loaded', $plugin); ?>
+	<?php echo __d('cake_dev', 'Make sure your plugin %s is in the %s directory and was loaded', $plugin, APP_DIR . DS . 'Plugin'); ?>
 </p>
 <pre>
 &lt;?php
@@ -33,7 +33,7 @@ CakePlugin::load('<?php echo h($plugin); ?>');
 </pre>
 <p class="notice">
 	<strong><?php echo __d('cake_dev', 'Loading all plugins'); ?>: </strong>
-	<?php echo __d('cake_dev', 'If you wish to load all plugins at once, use the following line in your ' . APP_DIR . DS . 'Config' . DS . 'bootstrap.php file'); ?>
+	<?php echo __d('cake_dev', 'If you wish to load all plugins at once, use the following line in your %s file', APP_DIR . DS . 'Config' . DS . 'bootstrap.php'); ?>
 </p>
 <pre>
 CakePlugin::loadAll();