diff --git a/pyfpdb/Configuration.py b/pyfpdb/Configuration.py
index d174e5da..f2371aa1 100755
--- a/pyfpdb/Configuration.py
+++ b/pyfpdb/Configuration.py
@@ -398,7 +398,8 @@ class Config:
             if self.db_selected is None or db.db_selected:
                 self.db_selected = db.db_name
             self.supported_databases[db.db_name] = db
-            
+        #TODO: if the user may passes '' (empty string) as database name via command line, his choice is ignored 
+        # when we parse the xml we allow for ''. there has to be a decission if to allow '' or not
         if dbname and dbname in self.supported_databases:
             self.db_selected = dbname
         #NOTE: fpdb can not handle the case when no database is defined in xml, so we throw an exception for now