Oracle FAQ | Your Portal to the Oracle Knowledge Grid |
![]() |
![]() |
Home -> Community -> Usenet -> c.d.o.misc -> Re: ORA-12545 Connect failed because target host or object does not exist
Antoine BRUNEL wrote:
> hi from Paris
>
> and I think that "vous êtes en train de vous masturber la tête...."
>
>
> This error is common when using MTS option. Why ??? because the
> MTS_DISPATCHER parameter specify the address of the dispatcher, that the
> last one is returning to the client while trying to connect.
>
> in any case, a 'sqlnet.log' file will be generated at the current directory,
> wich contains useful informations
>
>
>
>
> "Frank" <fvanbortel_at_netscape.net> a écrit dans le message de
> news:3EC3E841.2090107_at_netscape.net...
>
>>Karsten Farrell wrote: >> >>>bronke_at_gmx.de said... >>> >>> >>>>"> http://asktom.oracle.com/pls/ask/f?p=4950:8:1090762::NO::F4950_P8 >>>> >>>> >>>>>_DISPLAYID,F4950_P8_CRITERIA:689224851078, >>>>> >>>> >>>>Okay this I have to read >>>> >>>> >>>> >>>>>What search order do you have specified in your sqlnet.ora file for the >>>>>NAMES.DIRECTORY_PATH entry? If you specify TNSNAMES, what does the >>>>>applicable tnanames.ora entry contain? If you specify HOSTNAME, what do >>>>>you get if you type 'hostname' on your target (Win2k PC) in a DOS >>>>>window? What result do you get if you ping, tnsping and nslookup the >>>>
>>>> >>>>NAMES.DIRECTOY_PATH keeps TNSNAMES first. With all other machines it >>>
>>>>fine. I can do ping and a tnsping to the misfailure pc but I cannot >>>
>>>>The Database is running, connecting from the machine to the database >>>
>>>>works fine. >>>> >>>>So it look like to be a TCP/IP problem? >>>> >>>>Regards Nicolas >>>> >>>> >>> >>>Yes, it's DEFINITELY a tcp/ip problem ... or, more precisely, a network >>>problem! The trouble with that statement is that the network world is a >>>very BIG world and tracking down network problems can frustrate even >>>those who deal with it every working day. Fortunately, I don't have to >>>regularly. >>> >>>Does your listener.log file tell you anything (unlikely, but worth a >>>look). If you have a limited number of connections (too many will >>>overwhelm you with trace files), you can always turn on listener tracing >>>to see if that gives you more info. Turn on listener tracing by adding >>>the following to your listener.ora file (first two params will limit >>>number/size): >>> >>> # Limit 5 trace files, each 1000k size. Cycle thru them. >>> trace_fileno_listener = 5 >>> trace_filelen_listener = 1000 >>> trace_level_listener = admin >>> >>>I'm going home soon, so hopefully someone else can pick up where I leave >>>off. >> >>The HOST does not exist. Somewhere in your tnsnames (if you use that) >>there's a line that states: host = xxx.domain.com. >>I have seen networks (yes, in the company I work for), that could not >>correctlty resolve the fully qualified host name, but did OK with the >>short name (that is, just the xxx part above). >>Give it a try, or use the ip-address (which I do not prefer...) >> >>And - last but not least - check for typos... >>-- >>Regards, Frank van Bortel >>
Et alors, ca va pas, hein?!?
-- Regards, Frank van BortelReceived on Sun May 18 2003 - 13:29:42 CDT
![]() |
![]() |