Oracle FAQ Your Portal to the Oracle Knowledge Grid
HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US
 

Home -> Community -> Usenet -> c.d.o.server -> Re: ORA-12638: Credential retrieval failed

Re: ORA-12638: Credential retrieval failed

From: Michael Hui <mikehui_at_netvigator.com>
Date: Fri, 25 Jun 1999 16:47:59 +0800
Message-ID: <7kvfpb$jj815@news.hk.linkage.net>


Thanks a lot.

Rick Wessman ¼¶¼g©ó¤å³¹ ...
>"Michael Hui" <mikehui_at_netvigator.com> writes:
>
>> I met a problem in Net8 configuration.
>> In connection between Win95 and Oracle8i in WinNT 4.0 with SP3, I
receive
>> the
>> message in testing the connection as follow:
>>
>> Attempting to connect using userid: scott
>> The test did not succeed.
>> ORA-12638: Credential retrieval failed
>>
>> There may be an error in the fields entered,
>> or the server may not be ready for a connection.
>>
>> I've no idea about this problem, and I cannot find the detail about
>> ORA-12638 in the reference documents. Does any suggestion or advice for
me?
>> Thanks for your attention.
>I'm guessing but I think that the problem is that the Oracle server is
trying
>to use NT to authenticate the client and Win95 doesn't support remote
client
>authentication.
>
>To get around the problem, make sure that the
"sqlnet.authentication_services"
>parameter in sqlnet.ora is set to "NONE" as in:
>
>sqlnet.authentication_services=(NONE)
>
>This will prevent the server from using NT to authenticate the client.
>
>--
> Rick
> Rick Wessman
> Security and Directory Technologies
> Server Technologies
> Oracle Corporation
> rwessman_at_us.oracle.com
Received on Fri Jun 25 1999 - 03:47:59 CDT

Original text of this message

HOME | ASK QUESTION | ADD INFO | SEARCH | E-MAIL US