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sugumaran August 24, 2010 14:54

error in compiling udf
hello everyone...
i wrote my udf for real gas model... while compiling i got error message like this,,
1 file(s) copied.
(system "copy C:\Fluent.Inc\fluent6.3.26\src\makefile_nt.udf libudf\ntx86\2d\makefile")
1 file(s) copied.
(chdir "libudf")()
(chdir "ntx86\2d")()
'nmake' is not recognized as an internal or external command,
operable program or batch file.
'nmake' is not recognized as an internal or external command,
operable program or batch file.

"e:/sugu/vt/2d cases/gambit files/mesh files"

Opening library "libudf"...
Error: open_udf_library: The system cannot find the file specified.

Error Object: ()
this udf file is just example given in fluent manual only... still i m getting probs....
please help me...

dmoroian August 25, 2010 06:09

This question is very frequently asked.
Most likely the problem is that you don't have a compiler installed on your machine or if you do, then Ansys is not configured to work with it.

sugumaran August 25, 2010 14:19

hello dmoroian....
Thanks for reply..
bt i had installed Visual c++ 2005 Express version..
thing is its working in Linux system....

dmoroian August 26, 2010 04:02

Search the forum for similar posts or check this wiki article:

sugumaran August 26, 2010 09:35

Thanks dmoroian sir....
i ll check out those things.....

sugumaran August 26, 2010 15:25

error after load the udf
hello everyone....
now the udf is compiling and loading without error...
but while running the simulation at the bigining itself giving error, says
Absolute pressure Limited to 1.0000e+00
Error:> (Greater-than) : invalid argument [2] : wrong type [not a number]
Error object : nan
what i means.. where should i correct..


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