[tao-users] TAO 1.7.4 (I know, its old)

Johnny Willemsen jwillemsen at remedy.nl
Tue Mar 31 09:44:43 CDT 2020


Thanks for using the PRF form, yes, 1.7.4 is really ancient. Would
recommend you to enable TAO logging and see what for logging you get.

A lot of things changed between 1.7.4 and now, sorting out what changed
will be a huge task also.

Best regards,			

Johnny Willemsen
Remedy IT

On 3/31/20 4:38 PM, Ruff, Rob wrote:
> To: tao-bugs at cs.wustl.edu
> Subject: TAO: Exceptions accessing Naming Service with VS 2019 upgrade
>     ACE VERSION: 5.7.4
>     TAO VERSION: 1.7.4
>     HOST MACHINE and OPERATING SYSTEM: Dell Precision M4800, Windows 10
>         If on Windows based OS's, which version of WINSOCK do you
>         use?:
>     TARGET MACHINE and OPERATING SYSTEM, if different from HOST:
>     THE $ACE_ROOT/ace/config.h FILE [if you use a link to a platform-
>     specific file, simply state which one]: config-win32.h
>     THE $ACE_ROOT/include/makeinclude/platform_macros.GNU FILE [if you
>     use a link to a platform-specific file, simply state which one
>     (unless this isn't used in this case, e.g., with Microsoft Visual
>     C++)]:
> [Experimental ./configure or traditional makefile/project file?]
>     CONTENTS OF $ACE_ROOT/bin/MakeProjectCreator/config/default.features
>     (used by MPC when you generate your own makefiles):
> [What example failed?  What module failed to compile?]
> Naming service access runtime issue
>         LINKING? NO
>             On Unix systems, did you run make realclean first?
>         EXECUTION? YES
>         OTHER (please specify)?
> [Please indicate whether ACE/TAO, your application, or both are affected.]
> Both
> Trying to migrate from VS 2008 to VS 2019
> I let VS 2019 auto update the ace/TAO VS 2008 files.  With a few minor changes,
> I was able to compile and build everything.  I can start applications but none
> can communicate with the naming service.  I always get a CORBA TRANSIENT
> exception.
> I ran tao_nslist from the debugger and it throws the exception on:
> CosNaming::NamingContext_var root_nc =
>     CosNaming::NamingContext::_narrow (obj.in ());
> Any tips on what could be wrong?
> I built the latest ace/tao with vs 2019 and was able to connect tao_nslist to
> the naming service but that upgrade would result in quite a few changes to our
> code so I was hoping to stick with 5.7.4 if possible.  The software is for
> command and control of three communication systems in operation in Antarctica.
>     REPEAT BY:
> As a simple test, I used naming_service and tao_nslist applications built with
> both VS 2008 and VS 2019.  Here are the results:
> connect VS 2008 tao_nslist to VS 2008 naming_service - WORKS
> connect VS 2019 tao_nslist to VS 2008 naming_service - TRANSIENT exception
> connect VS 2008 tao_nslist to VS 2019 naming_service - WORKS
> connect VS 2019 tao_nslist to VS 2019 naming_service - TRANSIENT exception
> [If available ]
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