diff --git a/ldapcherry/__init__.py b/ldapcherry/__init__.py
index 04d74b3..fe6a98d 100644
--- a/ldapcherry/__init__.py
+++ b/ldapcherry/__init__.py
@@ -214,7 +214,7 @@ class LdapCherry(object):
             # definition of the template directory
             self.template_dir = self._get_param('resources', 'templates.dir', config)
             cherrypy.log.error(
-                msg = "Loading templates from dir <%(dir)s>" % { 'dir': self.template_dir },
+                msg = "loading templates from dir <%(dir)s>" % { 'dir': self.template_dir },
                 severity = logging.DEBUG
             )
             # preload templates
@@ -228,33 +228,33 @@ class LdapCherry(object):
 
             self.roles_file = self._get_param('roles', 'roles.file', config)
             cherrypy.log.error(
-                msg = "Loading roles file <%(file)s>" % { 'file': self.roles_file },
+                msg = "loading roles file <%(file)s>" % { 'file': self.roles_file },
                 severity = logging.DEBUG
             )
             self.roles = Roles(self.roles_file)
 
             self.attributes_file = self._get_param('attributes', 'attributes.file', config)
             cherrypy.log.error(
-                msg = "Loading attributes file <%(file)s>" % { 'file': self.attributes_file },
+                msg = "loading attributes file <%(file)s>" % { 'file': self.attributes_file },
                 severity = logging.DEBUG
             )
             self.attributes = Attributes(self.attributes_file)
 
             cherrypy.log.error(
-                msg = "Init directories backends",
+                msg = "init directories backends",
                 severity = logging.DEBUG
             )
             self._init_backends(config)
             self._check_backends()
             cherrypy.log.error(
-                msg = "Application started",
+                msg = "application started",
                 severity = logging.INFO
             )
 
         except Exception as e:
             self._handle_exception(e)
             cherrypy.log.error(
-                msg = "Application failed to start",
+                msg = "application failed to start",
                 severity = logging.ERROR
             )
             exit(1)
diff --git a/ldapcherry/exceptions.py b/ldapcherry/exceptions.py
index 07f9d6d..a69c59d 100644
--- a/ldapcherry/exceptions.py
+++ b/ldapcherry/exceptions.py
@@ -57,7 +57,7 @@ class MissingAttributesFile(Exception):
 class BackendModuleLoadingFail(Exception):
     def __init__(self, module):
         self.module = module
-        self.log = "fail to load module <%(module)s>" % {'module': module}
+        self.log = "module <%(module)s> not in python path" % {'module': module}
 
 class BackendModuleInitFail(Exception):
     def __init__(self, module):
@@ -70,5 +70,3 @@ class WrongAttributeType(Exception):
         self.section = section
         self.ymlfile = ymlfile
         self.log = "wrong attribute type <%(key)s> in section <%(section)s> inside file <%(ymlfile)s>" % {'key': key, 'section': section, 'ymlfile': ymlfile } 
-
-