diff --git a/library/Respect/Validation/Date/AbstractDateException.php b/library/Respect/Validation/Date/AbstractDateException.php
deleted file mode 100644
index 489f59c2..00000000
--- a/library/Respect/Validation/Date/AbstractDateException.php
+++ /dev/null
@@ -1,8 +0,0 @@
-<?php
-
-namespace Respect\Validation\Date;
-
-class AbstractDateException extends \OutOfBoundsException
-{
-    
-}
\ No newline at end of file
diff --git a/library/Respect/Validation/Date/OutOfBoundsException.php b/library/Respect/Validation/Date/OutOfBoundsException.php
index 365512d8..092cc902 100644
--- a/library/Respect/Validation/Date/OutOfBoundsException.php
+++ b/library/Respect/Validation/Date/OutOfBoundsException.php
@@ -2,7 +2,7 @@
 
 namespace Respect\Validation\Date;
 
-class OutOfBoundsException extends AbstractDateException
+class OutOfBoundsException extends \OutOfBoundsException
 {
     
 }
\ No newline at end of file
diff --git a/library/Respect/Validation/String/EmptyStringException.php b/library/Respect/Validation/String/EmptyStringException.php
new file mode 100644
index 00000000..894ed3f7
--- /dev/null
+++ b/library/Respect/Validation/String/EmptyStringException.php
@@ -0,0 +1,8 @@
+<?php
+
+namespace Respect\Validation\String;
+
+class EmptyStringException extends \LengthException
+{
+    
+}
\ No newline at end of file
diff --git a/library/Respect/Validation/String/NotEmpty.php b/library/Respect/Validation/String/NotEmpty.php
index 4113f0c2..2c12eea3 100644
--- a/library/Respect/Validation/String/NotEmpty.php
+++ b/library/Respect/Validation/String/NotEmpty.php
@@ -7,6 +7,11 @@ use Respect\Validation\AbstractRule;
 
 class NotEmpty extends AbstractRule implements Validatable
 {
+    const MSG_EMPTY_STRING = 'String_NotEmpty_1';
+
+    protected $messages = array(
+        self::MSG_EMPTY_STRING => 'You provided an empty string'
+    );
 
     public function validate($input)
     {
@@ -17,7 +22,9 @@ class NotEmpty extends AbstractRule implements Validatable
     public function assert($input)
     {
         if (!$this->validate($input))
-            throw new Exception();
+            throw new EmptyStringException(
+                $this->getMessage(self::MSG_EMPTY_STRING)
+            );
     }
 
 }
\ No newline at end of file