diff --git a/lib/cdist/emulator.py b/lib/cdist/emulator.py
index 68a67176..6a99ba79 100644
--- a/lib/cdist/emulator.py
+++ b/lib/cdist/emulator.py
@@ -110,12 +110,12 @@ def run(argv):
                     value_old = param_fd.readlines()
                     param_fd.close()
                     
-                    if(value_old != value):
-                        raise cdist.Error("Parameter + \"" + param +
+                    if(value_old[0] != value):
+                        raise cdist.Error("Parameter\"" + param +
                             "\" differs: " + " ".join(value_old) + " vs. " +
                             value +
                             "\nSource = " + " ".join(old_object_source)
-                            + " new =" + object_source)
+                            + " new = " + object_source)
             else:
                 param_fd = open(file, "w")
                 param_fd.writelines(value)
diff --git a/test.py b/test.py
index ce433152..b6a575e9 100755
--- a/test.py
+++ b/test.py
@@ -139,7 +139,9 @@ class Config(unittest.TestCase):
         manifest_fd.close()
 
         try:
+            print("a")
             self.config.run_initial_manifest()
+            print("b")
         except cdist.Error:
             failed = True
         else: