Yesterday, before the oracle client has been can use computer problems with the automatic restart, then appear ORA - 12638: identity retrieval failure, according to the online will be SQLNET. AUTHENTICATION_SERVICES=(NTS) changed to
SQLNET. AUTHENTICATION_SERVICES=(BEQ, NONE), but their application or some function can't use, but before the SQLNET. AUTHENTICATION_SERVICES=(NTS) can be used,
And online said: Oracle - & gt; The Configuration and Migration Tools - & gt;
Net Manager - local - profile - Oracle senior security - to remove the selected method of "NTS" I didn't find the "Oracle senior security" at the bottom of the profile

Which can help to look at,

CodePudding user response:

Generate a trace, make sure the specific reason for the error

CodePudding user response:

This server, add the Windows domain?

CodePudding user response:

refer to the second floor wmxcn2000 response:

this server, add the Windows domain?

To me is the machine, do the client development, has been thoroughly before, yesterday computer problems to restart the prompt the question,

CodePudding user response:

In the name there,,,

CodePudding user response:

I am also the same problem, appear to no. 20 win10 after an update, all of a sudden even database, ora - 12638 fault,,,
Online said change sqlnet. Ora file I also tried, no effect, as to this wrong,,,

CodePudding user response:

The building Lord, you some name, this is a senior security drop-down box will appear

CodePudding user response:

System environment variable
Set the ORACLE_HOME
Check the path, if install a number of oracle client, here can only appear a
Modify the sqlnet. Ora,=(none)

CodePudding user response:

The building Lord, solved? I became so, Net Manager - profiles below, there is no "Oracle senior security"

CodePudding user response:

refer to 6th floor u010969160 response:

the building Lord, you some name, this is a drop-down box will appear senior security

6th floor is correct, click [name], there will be a senior security options,