diff --git a/photograb/config.py b/photograb/config.py
index ab6e35a..e4bdf22 100644
--- a/photograb/config.py
+++ b/photograb/config.py
@@ -6,36 +6,38 @@ from pathlib import Path
 from .store import Store, Backup
 
 
+class BadConfiguration(Exception):
+    pass
+
+
 def load_config():
     CONFIG = configparser.ConfigParser()
     wd = Path(__file__).parent
     CONFIG.read(wd / "config.ini")
+
     try:
         camera = CONFIG.defaults()['camera']
     except KeyError:
-        raise RuntimeError(
-                f"Bad Configuration : No camera path set !")
+        raise BadConfiguration("No camera path set !")
+
     backups = {}
     imports = {}
     for ext in CONFIG.sections():
-        backup_path = CONFIG.get(ext, 'Backup', fallback=None)
-        import_path = CONFIG.get(ext, 'Import', fallback=None)
-        if backup_path:
-            try:
-                backups[ext] = Backup(backup_path)
-            except Exception as err:
-                raise RuntimeError(
-                    f"Could not create a Backup at {backup_path}:\n{err}")
-        else:
-            raise RuntimeError(
-                f"Bad Configuration : {ext} has no backup path set !")
-        if import_path:
-            try:
-                imports[ext] = Store(import_path)
-            except Exception as err:
-                raise RuntimeError(
-                    f"Could not create import Store at {import_path}:\n{err}")
-        else:
+        try:
+            backup_path = CONFIG.get(ext, 'Backup')
+            backups[ext] = Backup(backup_path)
+        except KeyError:  # A section without backup is useless
+            raise BadConfiguration(f"{ext} has no backup path set !")
+        except Exception as err:
+            raise BadConfiguration(
+                f"Could not create a Backup at {backup_path}:\n{err}")
+        try:
+            import_path = CONFIG.get(ext, 'Import')
+            imports[ext] = Store(import_path)
+        except KeyError:  # Could be wanted by user
             print("Warning : {ext} will not be set to import.")
+        except Exception as err:
+            raise BadConfiguration(
+                f"Could not create import Store at {import_path}:\n{err}")
 
     return camera, backups, imports
diff --git a/photograb/main.py b/photograb/main.py
index 9085acb..640d7ee 100644
--- a/photograb/main.py
+++ b/photograb/main.py
@@ -1,7 +1,7 @@
 # -*- coding:utf-8 -*-
 
 from .store import Content, Store
-from .config import load_config
+from .config import load_config, BadConfiguration
 
 
 def find_deleted():
@@ -11,8 +11,8 @@ def find_deleted():
 def main(opts):
     try:
         camera_path, backups, imports = load_config()
-    except RuntimeError as err:
-        print(f"\x1b[31m  Error ! \x1b[0m\n{err}")
+    except BadConfiguration as err:
+        print(f"\x1b[31mError! \x1b[0m\n{err}")
         return False
 
     try:
diff --git a/photograb/test/test_backup.py b/photograb/test/test_backup.py
deleted file mode 100644
index 26fd77f..0000000
--- a/photograb/test/test_backup.py
+++ /dev/null
@@ -1,14 +0,0 @@
-# -*- coding:utf-8 -*-
-
-import unittest
-
-
-class TestBackup(unittest.TestCase):
-
-    def test_add(self):
-        pass
-
-    def test_list(self):
-        pass
-
-
diff --git a/photograb/test/test_config.py b/photograb/test/test_config.py
new file mode 100644
index 0000000..c23fe14
--- /dev/null
+++ b/photograb/test/test_config.py
@@ -0,0 +1,21 @@
+# -*- coding:utf-8 -*-
+
+import unittest
+
+
+class TestLoadConfig(unittest.TestCase):
+
+    def test_default_load_paths(self):
+        pass
+
+    def test_raises_exception_on_missing_backup_path(self):
+        pass
+
+    def test_warns_on_missing_import_path(self):
+        pass
+
+    def test_raises_exception_on_store_init_failure(self):
+        pass
+
+    def test_asserts_camera_path_is_present(self):
+        pass