diff --git a/.gitignore b/.gitignore
index cbc7bd2..dc48fa8 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@ mailgun_icon.png
 build
 composer.lock
 nbproject/*
+.idea
diff --git a/src/Mailgun/Constants/Constants.php b/src/Mailgun/Constants/Constants.php
index 0f0a053..b5034a6 100644
--- a/src/Mailgun/Constants/Constants.php
+++ b/src/Mailgun/Constants/Constants.php
@@ -12,6 +12,7 @@ const DEFAULT_TIME_ZONE = "UTC";
 const EXCEPTION_INVALID_CREDENTIALS = "Your credentials are incorrect.";
 const EXCEPTION_GENERIC_HTTP_ERROR = "An HTTP Error has occurred! Check your network connection and try again.";
 const EXCEPTION_MISSING_REQUIRED_PARAMETERS = "The parameters passed to the API were invalid. Check your inputs!";
+const EXCEPTION_MISSING_REQUIRED_MIME_PARAMETERS = "The parameters passed to the API were invalid. Check your inputs!";
 const EXCEPTION_MISSING_ENDPOINT = "The endpoint you've tried to access does not exist. Check your URL.";
 const TOO_MANY_RECIPIENTS = "You've exceeded the maximum recipient count (1,000) on the to field with autosend disabled.";
 const INVALID_PARAMETER_NON_ARRAY = "The parameter you've passed in position 2 must be an array.";
diff --git a/src/Mailgun/Mailgun.php b/src/Mailgun/Mailgun.php
index 45bf736..9699a01 100644
--- a/src/Mailgun/Mailgun.php
+++ b/src/Mailgun/Mailgun.php
@@ -2,10 +2,10 @@
 
 namespace Mailgun;
 
-require 'Constants/Constants.php';
+require_once 'Constants/Constants.php';
 
 use Mailgun\Messages\Messages;
-use Mailgun\Connection\Exceptions;
+use Mailgun\Messages\Exceptions;
 use Mailgun\Connection\RestClient;
 use Mailgun\Messages\BatchMessage;
 use Mailgun\Lists\OptInHandler;
@@ -52,7 +52,7 @@ class Mailgun{
 	    	unlink($fileName);
 	    }
 	    else{
-			throw new MissingRequiredMIMEParameters(EXCEPTION_MISSING_REQUIRED_MIME_PARAMETERS);
+			throw new Exceptions\MissingRequiredMIMEParameters(EXCEPTION_MISSING_REQUIRED_MIME_PARAMETERS);
 	    }
 	}
 
diff --git a/tests/Mailgun/Tests/MailgunTest.php b/tests/Mailgun/Tests/MailgunTest.php
new file mode 100644
index 0000000..d8c704f
--- /dev/null
+++ b/tests/Mailgun/Tests/MailgunTest.php
@@ -0,0 +1,17 @@
+<?PHP
+namespace Mailgun\Tests\Lists;
+
+use Mailgun\Mailgun;
+
+class MailgunTest extends \Mailgun\Tests\MailgunTestCase{
+
+    public function testSendMessageMissingRequiredMIMEParametersExceptionGetsFlung()
+    {
+        $this->setExpectedException("\\Mailgun\\Messages\\Exceptions\\MissingRequiredMIMEParameters");
+
+        $client = new Mailgun();
+        $client->sendMessage("test.mailgun.com", "etss", 1);
+    }
+}
+
+?>
\ No newline at end of file