diff --git a/6.CampusManager/2.Configure_apt_cacher_ng/0_setup.py b/6.CampusManager/2.Configure_apt_cacher_ng/0_setup.py
index 51da2b3abc8a2ea8ff440ff32ff52720dc67b59a..c3aff1dd91506171de6929f118aa76fc3b7d23ed 100755
--- a/6.CampusManager/2.Configure_apt_cacher_ng/0_setup.py
+++ b/6.CampusManager/2.Configure_apt_cacher_ng/0_setup.py
@@ -22,3 +22,5 @@ def setup(interactive=True):
             utils.log('File "%s" updated.' % path)
         else:
             utils.log('File "%s" already up to date.' % path)
+    else:
+        utils.log('The configuration file "%s" does not exist, nothing to do.' % path)