minor issue fixes.

framework/yii/debug/LogTarget.php

@@ -57,6 +57,7 @@ class LogTarget extends Target
 			'ip' => $request->getUserIP(),
 			'time' => time(),
 		);
+		$this->gc($manifest);
 
 		$dataFile = "$path/{$this->tag}.json";
 		$data = array();
@@ -82,4 +83,19 @@ class LogTarget extends Target
 			$this->export($this->messages);
 		}
 	}
+
+	protected function gc(&$manifest)
+	{
+		if (rand(0, 100) < 5 && count($manifest) > $this->module->historySize) {
+			$n = count($manifest) - $this->module->historySize;
+			foreach (array_keys($manifest) as $tag) {
+				$file = $this->module->dataPath . "/$tag.json";
+				@unlink($file);
+				unset($manifest[$tag]);
+				if (--$n <= 0) {
+					break;
+				}
+			}
+		}
+	}
 }

framework/yii/debug/panels/LogPanel.php

@@ -29,11 +29,11 @@ class LogPanel extends Panel
 		$output = array();
 		$errorCount = count(Target::filterMessages($this->data['messages'], Logger::LEVEL_ERROR));
 		if ($errorCount) {
-			$output[] = '<span class="label label-important">$errorCount</span> ' . ($errorCount > 1 ? 'errors' : 'error');
+			$output[] = '<span class="label label-important">' . $errorCount . '</span> ' . ($errorCount > 1 ? 'errors' : 'error');
 		}
 		$warningCount = count(Target::filterMessages($this->data['messages'], Logger::LEVEL_WARNING));
 		if ($warningCount) {
-			$output[] = '<span class="label label-warning">$warningCount</span> ' . ($warningCount > 1 ? 'warnings' : 'warning');
+			$output[] = '<span class="label label-warning">' . $warningCount . '</span> ' . ($warningCount > 1 ? 'warnings' : 'warning');
 		}
 		if (!empty($output)) {
 			$log = implode(', ', $output);

framework/yii/debug/panels/RequestPanel.php

@@ -107,7 +107,7 @@ EOD;
 			'flashes' => $session ? $session->getAllFlashes() : array(),
 			'requestHeaders' => $requestHeaders,
 			'responseHeaders' => $responseHeaders,
-			'route' => Yii::$app->requestedAction->getUniqueId(),
+			'route' => Yii::$app->requestedAction ? Yii::$app->requestedAction->getUniqueId() : Yii::$app->requestedRoute,
 			'action' => $action,
 			'actionParams' => Yii::$app->requestedParams,
 			'SERVER' => empty($_SERVER) ? array() : $_SERVER,