mschap: ERROR: FAILED: No NT/LM-Password. Cannot perform authentication

Alan DeKok aland at
Fri Oct 9 17:55:49 CEST 2015

On Oct 9, 2015, at 11:37 AM, Torsten Wilms <torsten at> wrote:
> So now i changed the configuration to default, installed samba, added the system in the AD and tried the following:

> (0) ntlm_auth: Executing: /usr/bin/ntlm_auth --request-nt-key --domain=domain --username=%{mschap:User-Name} --password=%{User-Password}:
> (0) ntlm_auth: EXPAND --username=%{mschap:User-Name}
> (0) ntlm_auth:    --> --username=test
> (0) ntlm_auth: EXPAND --password=%{User-Password}

  That is the wrong configuration.

  Start off with the default configuration, and follow the instructions at:

  It *will work*.  Whatever you're doing now is wrong and confused.  So it doesn't work.

  Alan DeKok.

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