diff --git a/acs/abac/core.py b/acs/abac/core.py
index c6c17d2..3e90183 100644
--- a/acs/abac/core.py
+++ b/acs/abac/core.py
@@ -708,25 +708,32 @@ def get_all_sources():
 
 def load_profile_by_dic(profile, dic):
     if not profile or not dic:
+        logger.error('load_profile_by_dic: \
+            Missing profile or dictionnary')
         return
     for source in dic:
-        print "Found source in session: %s" % source
+        logger.debug('load_profile_by_dic: loading from source with name: %s' \
+            % source)
         s = get_source_form_name(source)
         if s:
-            print "Found source in db: %s" % s
-            if 'attributes' in dic[source]:
-                print "attributes: %s" % dic[source]['attributes']
-                for attr in dic[source]['attributes']:
-                    print "With attribute %s of %s with values %s" % \
-                        (attr['name'], attr['namespace'], str([x for x in attr['values']]))
-                    d = get_def_from_name_and_ns(attr['name'], attr['namespace'])
-                    if not d:
-                        print "definition not found for %s %s" %(attr['name'], attr['namespace'])
-                    else:
-                        print "definition found %s" %d
-                        add_assertion_to_profile(profile, s, d, attr['values'])
-            else:
-                print "No attributes for this source"
+            logger.debug('load_profile_by_dic: attributes: %s' \
+                % str(dic[source]))
+            for attr in dic[source]:
+                logger.debug('load_profile_by_dic: attribute %s of %s with values %s' \
+                    % (attr['name'], attr['namespace'], str([x for x in attr['values']])))
+                d = get_def_from_name_and_ns(attr['name'], attr['namespace'])
+                if not d:
+                    logger.error('load_profile_by_dic: \
+                        definition not found for %s %s' \
+                        % (attr['name'], attr['namespace']))
+                else:
+                    logger.debug('load_profile_by_dic: \
+                        definition %s found' % d)
+                    add_assertion_to_profile(profile, s, d, attr['values'])
+        else:
+            logger.critical('load_profile_by_dic: \
+                The source with name %s and attributes %s is unknown of the system'
+                % (str(source), str(dic[source])))
 
 
 @transaction.commit_manually