diff --git a/bitbucket/bitbucket.py b/bitbucket/bitbucket.py
index e7d7b2b..b5989e4 100644
--- a/bitbucket/bitbucket.py
+++ b/bitbucket/bitbucket.py
@@ -243,12 +243,20 @@ def dispatch(self, method, url, auth=None, params=None, **kwargs):
                 False,
                 'Unauthorized access, '
                 'please check your credentials.')
-        elif status >= 400 and status < 500:
-            return (False, 'Service not found.')
+        elif status == 404:
+            return (False, dict(message='Service not found', reason=error, code=status))
+        elif status == 400:
+            return (False, dict(message='Bad request sent to server.', reason=error, code=status))
+        elif status == 401:
+            return (False, dict(message='Not enough privileges.', reason=error, code=status))
+        elif status == 403:
+            return (False, dict(message='Not authorized.', reason=error, code=status))
+        elif status == 402 or status >= 405:
+            return (False, dict(message='Request error.', reason=error, code=status))
         elif status >= 500 and status < 600:
-                return (False, 'Server error.')
+                return (False, dict(message='Server error.', reason=error, code=status))
         else:
-            return (False, error)
+            return (False, dict(message='Unidentified error.', reason=error, code=status))
 
     def url(self, action, **kwargs):
         """ Construct and return the URL for a specific API service. """
@@ -270,6 +278,8 @@ def get_user(self, username=None):
             return (response[0], response[1]['user'])
         except TypeError:
             pass
+        except KeyError:
+            pass
         return response
 
     def get_tags(self, repo_slug=None):
diff --git a/bitbucket/repository.py b/bitbucket/repository.py
index b900b9b..7e38bd9 100644
--- a/bitbucket/repository.py
+++ b/bitbucket/repository.py
@@ -58,6 +58,8 @@ def public(self, username=None):
             return (response[0], response[1]['repositories'])
         except TypeError:
             pass
+        except KeyError:
+            pass
         return response
 
     def all(self):
diff --git a/bitbucket/tests/public.py b/bitbucket/tests/public.py
index 867f7cd..07bdeb6 100755
--- a/bitbucket/tests/public.py
+++ b/bitbucket/tests/public.py
@@ -114,7 +114,9 @@ def test_get_none_user(self):
         self.bb.username = None
         success, result = self.bb.get_user()
         self.assertFalse(success)
-        self.assertEqual(result, 'Service not found.')
+        self.assertEqual(result['message'], 'Service not found')
+        self.assertEqual(result['reason'], 'NOT FOUND')
+        self.assertEqual(result['code'], 404)
 
     def test_get_public_repos(self):
         """ Test public_repos on specific user."""
@@ -134,7 +136,9 @@ def test_get_none_public_repos(self):
         self.bb.username = None
         success, result = self.bb.repository.public()
         self.assertFalse(success)
-        self.assertEqual(result, 'Service not found.')
+        self.assertEqual(result['message'], 'Service not found')
+        self.assertEqual(result['reason'], 'NOT FOUND')
+        self.assertEqual(result['code'], 404)
 
 if __name__ == "__main__":
     unittest.main()