diff --git a/pym/server/variables/server.py b/pym/server/variables/server.py
index 1aef3b0..f362fba 100644
--- a/pym/server/variables/server.py
+++ b/pym/server/variables/server.py
@@ -31,7 +31,9 @@ class VariableClServerName(Variable):
 
     def check(self, value):
         if value == 'unix' and self.Get('sr_ldap_set') != 'on':
-            raise VariableError(_("LDAP server is not setup."))
+            raise VariableError(
+                _("For Unix Accounts settings required "
+                  "at first to perform LDAP configuration"))
 
 
 class VariableClServerEnvPath(Variable):