We have a "strange" situation and we can't find out where it goes wrong.

We have a tree with a Vault server (NW65SP7 IDM351) and we have our NDS
network. (eDir to eDir birectional)

When we populate the Vault with users from our NDS network a month ago
we know that all users are in the Vault. (Synchronize, Examin all objects)

From almost 50% from the users are the password's not synchronisized
into the vault.

When users are trying to login via de User Application, some can and
ofcourse some can't . The User Application uses the Vault server to

Whys this happends ? And what can I do to fix this ?