diff --git a/core/Maps/MapManager.php b/core/Maps/MapManager.php
index 2b36daa2..41e53be8 100644
--- a/core/Maps/MapManager.php
+++ b/core/Maps/MapManager.php
@@ -469,6 +469,7 @@ class MapManager implements CallbackListener, CommunicationListener, UsageInform
 
 		// Update last updated time
 		$map = $this->getMapByUid($mapInfo->uid);
+
 		if (!$map) {
 			// TODO: improve this - error reports about not existing maps
 			$this->maniaControl->getErrorHandler()->triggerDebugNotice('Map not in List after Insert!');
diff --git a/core/Server/UsageReporter.php b/core/Server/UsageReporter.php
index 88cb21aa..3c310370 100644
--- a/core/Server/UsageReporter.php
+++ b/core/Server/UsageReporter.php
@@ -3,6 +3,7 @@
 namespace ManiaControl\Server;
 
 use ManiaControl\Callbacks\TimerListener;
+use ManiaControl\Files\AsyncHttpRequest;
 use ManiaControl\Logger;
 use ManiaControl\ManiaControl;
 use ManiaControl\Utils\Formatter;
@@ -81,11 +82,16 @@ class UsageReporter implements TimerListener {
 		$usageReport = json_encode($properties);
 
 		$url = ManiaControl::URL_WEBSERVICE . 'usagereport';
-		$this->maniaControl->getFileReader()->postData($url, function ($response, $error) {
+
+		$asyncRequest = new AsyncHttpRequest($this->maniaControl, $url);
+		$asyncRequest->setContent($usageReport);
+		$asyncRequest->setCallable(function ($response, $error) {
 			$response = json_decode($response);
 			if ($error || !$response) {
 				Logger::logError('Error while Sending data: ' . print_r($error, true));
 			}
-		}, $usageReport);
+		});
+
+		$asyncRequest->postData();
 	}
 }
diff --git a/plugins/MCTeam/KarmaPlugin.php b/plugins/MCTeam/KarmaPlugin.php
index 1796a32f..309bf1dc 100644
--- a/plugins/MCTeam/KarmaPlugin.php
+++ b/plugins/MCTeam/KarmaPlugin.php
@@ -12,6 +12,7 @@ use ManiaControl\Callbacks\CallbackManager;
 use ManiaControl\Callbacks\Callbacks;
 use ManiaControl\Callbacks\TimerListener;
 use ManiaControl\Files\AsynchronousFileReader;
+use ManiaControl\Files\AsyncHttpRequest;
 use ManiaControl\Logger;
 use ManiaControl\ManiaControl;
 use ManiaControl\Maps\Map;
@@ -368,16 +369,23 @@ class KarmaPlugin implements CallbackListener, TimerListener, Plugin {
 		}
 
 		$content = json_encode($properties);
-		$this->maniaControl->getFileReader()->postData(self::MX_KARMA_URL . self::MX_KARMA_GET_MAP_RATING . '?sessionKey=' . urlencode($this->mxKarma['session']->sessionKey), function ($json, $error) use (
+
+		$url = self::MX_KARMA_URL . self::MX_KARMA_GET_MAP_RATING . '?sessionKey=' . urlencode($this->mxKarma['session']->sessionKey);
+
+		$asyncHttpRequest = new AsyncHttpRequest($this->maniaControl, $url);
+		$asyncHttpRequest->setContent($content);
+		$asyncHttpRequest->setContentType($asyncHttpRequest::CONTENT_TYPE_JSON);
+
+		$asyncHttpRequest->setCallable(function ($json, $error) use (
 			&$player
 		) {
 			if ($error) {
-				$this->maniaControl->getErrorHandler()->triggerDebugNotice('mx karma error', $error);
+				$this->maniaControl->getErrorHandler()->triggerDebugNotice('mx karma error' . $error);
 				return;
 			}
 			$data = json_decode($json);
 			if (!$data) {
-				$this->maniaControl->getErrorHandler()->triggerDebugNotice('parse error', $json, $data);
+				$this->maniaControl->getErrorHandler()->triggerDebugNotice('parse error' . $json);
 				return;
 			}
 
@@ -403,10 +411,12 @@ class KarmaPlugin implements CallbackListener, TimerListener, Plugin {
 				if ($data->data->message === 'invalid session') {
 					unset($this->mxKarma['session']);
 				} else {
-					$this->maniaControl->getErrorHandler()->triggerDebugNotice('fetch error', $data->data->message, self::MX_KARMA_GET_MAP_RATING, $this->mxKarma['session']);
+					$this->maniaControl->getErrorHandler()->triggerDebugNotice('fetch error ' . $data->data->message . self::MX_KARMA_GET_MAP_RATING . $this->mxKarma['session']);
 				}
 			}
-		}, $content, false, AsynchronousFileReader::CONTENT_TYPE_JSON);
+		});
+
+		$asyncHttpRequest->postData();
 	}
 
 	/**
@@ -483,14 +493,19 @@ class KarmaPlugin implements CallbackListener, TimerListener, Plugin {
 
 		$content = json_encode($properties);
 
-		$this->maniaControl->getFileReader()->postData(self::MX_KARMA_URL . self::MX_KARMA_SAVE_VOTES . "?sessionKey=" . urlencode($this->mxKarma['session']->sessionKey), function ($json, $error) {
+		$url = self::MX_KARMA_URL . self::MX_KARMA_SAVE_VOTES . "?sessionKey=" . urlencode($this->mxKarma['session']->sessionKey);
+
+		$asyncRequest = new AsyncHttpRequest($this->maniaControl, $url);
+		$asyncRequest->setContent($content);
+		$asyncRequest->setContentType($asyncRequest::CONTENT_TYPE_JSON);
+		$asyncRequest->setCallable(function ($json, $error) {
 			if ($error) {
-				$this->maniaControl->getErrorHandler()->triggerDebugNotice('mx karma error', $error);
+				$this->maniaControl->getErrorHandler()->triggerDebugNotice('mx karma error ' . $error);
 				return;
 			}
 			$data = json_decode($json);
 			if (!$data) {
-				$this->maniaControl->getErrorHandler()->triggerDebugNotice('parse error', $json, $data);
+				$this->maniaControl->getErrorHandler()->triggerDebugNotice('parse error ' . $json);
 				return;
 			}
 			if ($data->success) {
@@ -501,10 +516,12 @@ class KarmaPlugin implements CallbackListener, TimerListener, Plugin {
 				if ($data->data->message === "invalid session") {
 					unset($this->mxKarma['session']);
 				} else {
-					$this->maniaControl->getErrorHandler()->triggerDebugNotice('saving error', $data->data->message, self::MX_KARMA_SAVE_VOTES, $this->mxKarma['session']);
+					$this->maniaControl->getErrorHandler()->triggerDebugNotice('saving error ' . $data->data->message . self::MX_KARMA_SAVE_VOTES . $this->mxKarma['session']);
 				}
 			}
-		}, $content, false, AsynchronousFileReader::CONTENT_TYPE_JSON);
+		});
+
+		$asyncRequest->postData();
 	}
 
 	/**