Re: Argument 0 of... was coerced to the appropriate type and thus will not change...

Hi Mary and Dennis,

Great! Now the warning message does not show up again. It looks that
"printVarSummary(variable) " is really useful. Thanks a lot. :)

Best,
Yi

On Mon, Jun 14, 2010 at 6:40 PM, Mary Haley <haley@ucar.edu> wrote:

>
> On Jun 14, 2010, at 4:46 PM, Mary Haley wrote:
>
> Hi Yi,
>
> This warning is coming from you calling an NCL function or procedure and
> passing a variable whose type is not what the function is expecting. In this
> case, it's the first variable being passed (argument 0).
>
> NCL will try to coerce your variable to the correct type, but it's telling
> you that if this is a variable that is supposed to be modified by the
> function, that's not going to happen.
>
> Usually these errors are harmless, but I highly recommend fixing them, as
> you don't want to get in the habit of having these errors in your code.
>
> Do you know which function or procedure is causing this error?
>
> If not, you can try this: comment out the "begin" and "end" for your main
> code (if you have them), and run your script with the "-x" option:
>
> ncl -x your_script.ncl
>
> This will echo every line as it is being executed, and you should then see
> where the warning is coming from.
>
> If the function/procedure is inside a do loop or an if statement, the whole
> thing will be echoed as one block, unfortunately, but hopefully you can
> still see where the problem is.
>
> --Mary
>
>
> On Jun 14, 2010, at 3:01 PM, Yi Wang wrote:
>
> Hi friends,
>
> When I run SW_S2B01667E.20031000005-20031000147.20061182243.ncl (see
> attachment) I got a warning:
> Argument 0 of the current function or procedure was coerced to the
> appropriate type and thus will not change if the function or procedure
> modifies its value.
>
> What is that? Do I need to care it?
>
> The corresponding hdf file is below:
>
> ftp://ftp.hdfgroup.uiuc.edu/pub/outgoing/veer/MAP_DATA/files/PODAAC/SW_S2B01667E.20031000005-20031000147.20061182243.hdf
>
> Thanks a lot.
>
> Best,
> Yi Wang
> <SW_S2B01667E.20031000005-20031000147.20061182243.ncl>
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Received on Tue Jun 15 09:13:51 2010