PropertyOrFieldNotInitializedException - folder properties

[figuerres]

anyone ever had this error ? know of how to handle it ?

i have code that does this:
Folder folder = list.RootFolder.EnsureFolder(employerAlias); ctx.Load(folder); ctx.Load(folder.Properties); ctx.ExecuteQueryRetry();
then i get to this line:
string en = folder.Properties["vti_title"].ToString();
and it throws the ex "PropertyOrFieldNotInitializedException"
and i am not sure if need to create the property or what ?
and how to do it....

looking for that info right now....