diff --git a/src/rougail/user-data-environment/data.py b/src/rougail/user-data-environment/data.py
index c50e64e..5a166f8 100644
--- a/src/rougail/user-data-environment/data.py
+++ b/src/rougail/user-data-environment/data.py
@@ -88,20 +88,28 @@ class RougailUserDataEnvironment:
         default = option.value.get()
         ismulti = option.ismulti()
         type_obj = None
+        # here we retrieve the conversion func of the considered type
+        # carefull, it could be None -> in this case, do nothing
         type_obj = CONVERT_OPTION.get(option_type, {}).get("func")
-
-#        print(CONVERT_OPTION)
-
+        # 
         rougail_environment_var = get_rougail_environment_var()
         option_name = option.path()
         if option_name in rougail_environment_var:
-            if ismulti:       
-                pass
+            if ismulti:  
                 option_bash_value = get_rougail_environment_dict()[option_name]
+                # here we expect the bash option value of a multi to be coma separated:
                 option_value = option_bash_value.split(",")
-                option.value.set(option_value)
+                if type_obj is not None:
+                    option_value_typed = [type_obj(opt) for opt in option_value]
+                    option.value.set(option_value_typed)
+                else:
+                    option.value.set(option_value)
             else:
-                option.value.set(get_rougail_environment_dict()[option_name])        
+                option_bash_value = get_rougail_environment_dict()[option_name]
+                if type_obj is not None:
+                    option.value.set(type_obj(option_bash_value))
+                else:
+                    option.value.set(option_bash_value)        
         
         #RougailValidator.option = option
         #RougailValidator.option_type = {'type': option_type,