Fixed undefined variable errors

core/Admin/ColorManager.php

@@ -72,7 +72,7 @@ class ColorManager implements UsageInformationAble {
 	 * @return string
 	 */
 	public function getColorByName($authName) {
-		switch ($authLevel) {
+		switch ($authName) {
 			case AuthenticationManager::AUTH_NAME_PLAYER:
 				return $this->maniaControl->getSettingManager()->getSettingValue($this, self::SETTING_COLOR_PLAYER);
 			case AuthenticationManager::AUTH_NAME_MODERATOR:

core/Update/ChangeLog.php

@@ -84,6 +84,7 @@ class ChangeLog implements CommandListener {
 
 		$posX = -0.45*$width;
 		$initialPosY = 0.4*$height - 5;
+		$posY = $initialPosY;
 
 		$changelog = $this->getChangeLogArray();
 		if (empty($changelog)) {