diff --git a/src/dynamic-srv.py b/src/dynamic-srv.py
index c94b10eff16d23b575b76c88122b4f01c21f6ebe..2e10562205ef098546421826aa653457993c3e7b 100755
--- a/src/dynamic-srv.py
+++ b/src/dynamic-srv.py
@@ -218,6 +218,7 @@ class Dynamic(PyTango.Device_4Impl):
         self.myattrs = CaseLessDict()
         self.read_functions = CaseLessDict()
         self.write_functions = CaseLessDict()
+        self.memorized_attrs = []
         #link to the Tango DB
         self.db = PyTango.Database()
 
@@ -267,6 +268,7 @@ class Dynamic(PyTango.Device_4Impl):
                     attr = PyTango.Attr(str(attr_obj.name), attr_obj.datatype, attr_obj.permission)
                     if attr_obj.memorized == 1:
                         attr.set_memorized()
+                        self.memorized_attrs.append(attr_obj.name)
                     self.add_attribute(attr, self.read_Scalar,self.write_Scalar)
                     if attr_obj.datatype == PyTango.ArgType.DevString:
                         self.myattrs[attr_obj.name] = ""
@@ -311,8 +313,7 @@ class Dynamic(PyTango.Device_4Impl):
                         self.myattrs[attr_obj.name] = np.zeros(attr_obj.dimension, fromPyTango2NumpyType(attr_obj.datatype))
                 
         except Exception as ex:
-            print("why??")
-            #sys.stderr.write(str(ex)+"\n")
+            print(ex)
             self.set_state(PyTango.DevState.FAULT)
             self.set_status("Error(s) detected in cfg script file")
                     
@@ -583,7 +584,8 @@ class Dynamic(PyTango.Device_4Impl):
             # Only scalar values can be memorized
             return
         dict_in = {attr_name:{'__value':value_in}}
-        self.db.put_device_attribute_property(self.get_name(),dict_in)
+        if attr_name in self.memorized_attrs:
+            self.db.put_device_attribute_property(self.get_name(),dict_in)
 
 
 #==================================================================