diff --git a/src/Mailgun/Mailgun.php b/src/Mailgun/Mailgun.php
index 12816b6..e183ec7 100644
--- a/src/Mailgun/Mailgun.php
+++ b/src/Mailgun/Mailgun.php
@@ -17,7 +17,7 @@ use Mailgun\Messages\MessageBuilder;
 */
 
 class Mailgun{
-        
+
     protected $workingDomain;
     protected $restClient;
     
@@ -43,12 +43,12 @@ class Mailgun{
 	   		fwrite($fileHandle, $postFiles);
 
 			$result = $this->post("$workingDomain/messages.mime", $postData, array("message" => $tempFile));
-            fclose($fileName);
-            unlink($fileName);
+            fclose($fileHandle);
+            unlink($tempFile);
 			return $result;
 	    }
 	    else{
-			throw new Exceptions\git (EXCEPTION_MISSING_REQUIRED_MIME_PARAMETERS);
+			throw new Exceptions\MissingRequiredMIMEParameters(EXCEPTION_MISSING_REQUIRED_MIME_PARAMETERS);
 	    }
 	}
 
diff --git a/tests/Mailgun/Tests/Messages/BatchMessageTest.php b/tests/Mailgun/Tests/Messages/BatchMessageTest.php
index f8e9d5a..8e4e5ae 100644
--- a/tests/Mailgun/Tests/Messages/BatchMessageTest.php
+++ b/tests/Mailgun/Tests/Messages/BatchMessageTest.php
@@ -115,6 +115,35 @@ class BatchMessageTest extends \Mailgun\Tests\MailgunTestCase{
 
         $this->assertEquals(array("1234"), $message->getMessageIds());
     }
+
+    public function testInvalidMissingRequiredMIMEParametersExceptionGetsFlungNoFrom()
+    {
+        $this->setExpectedException("\\Mailgun\\Messages\\Exceptions\\MissingRequiredMIMEParameters");
+
+        $message = $this->client->BatchMessage($this->sampleDomain);
+        $message->sendMessage([1,2,3]);
+    }
+    public function testInvalidMissingRequiredMIMEParametersExceptionGetsFlungNoTo()
+    {
+        $this->setExpectedException("\\Mailgun\\Messages\\Exceptions\\MissingRequiredMIMEParameters");
+
+        $message = $this->client->BatchMessage($this->sampleDomain);
+        $message->sendMessage(["from" => 1, 2,3]);
+    }
+    public function testInvalidMissingRequiredMIMEParametersExceptionGetsFlungNoSubject()
+    {
+        $this->setExpectedException("\\Mailgun\\Messages\\Exceptions\\MissingRequiredMIMEParameters");
+
+        $message = $this->client->BatchMessage($this->sampleDomain);
+        $message->sendMessage(["from" => 1, "to" => 2,3]);
+    }
+    public function testInvalidMissingRequiredMIMEParametersExceptionGetsFlungNoTextOrHtml()
+    {
+        $this->setExpectedException("\\Mailgun\\Messages\\Exceptions\\MissingRequiredMIMEParameters");
+
+        $message = $this->client->BatchMessage($this->sampleDomain);
+        $message->sendMessage(["from" => 1,"to" => 2,"subject" => 3]);
+    }
 }
 ?>