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Re: "Variable is undefined: conversion destination variable." [message #54680 is a reply to message #54549]

Wed, 27 June 2007 10:40

Paul Van Delst[1]
Messages: 1157
Registered: April 2002

Senior Member

Hello,

Ed Hyer wrote:
>> You forgot "in MY program" at the end of that sentence. If written
>> properly, the information will be available to you. Certainly you
>> can't blame this on IDL, but, again, EBKAC.
>
> I beg to differ. IDL, being a high-level language, provides
> rudimentary debugging as part of its built-in error handling. As you
> point out, there is in this case an error, in my code, which causes
> IDL to halt execution. However, in the case of this particular
> exception, there is an error, in IDL's error-handling routine, which
> results in the location where the exception occurs not being reported.
> Fixing errors in my own code is nothing new, it's what I do all day.
> But if I wanted to fix code without the benefit of any indication of
> where the error occurred, I'd write in assembly language.
>
> I am not asking anyone to fix whatever was in my code that caused IDL
> to crap out. I am reporting a flaw in IDL's error-handling that
> results in certain exceptions not reporting proper debugging
> information.

That could very well be, but I don't see how you can be sure of that until you know what
is causing the error.

It's the usual 99%/1% rule, i.e. 99% of the time you think it's a compiler (or in this
case, IDL) bug, it's not. :o)

cheers,

paulv

--
Paul van Delst Ride lots.
CIMSS @ NOAA/NCEP/EMC Eddy Merckx
Ph: (301)763-8000 x7748
Fax:(301)763-8545

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[Message index]

		"Variable is undefined: conversion destination variable." By: MarioIncandenza on Tue, 26 June 2007 17:42
		Re: "Variable is undefined: conversion destination variable." By: Paul Van Delst[1] on Wed, 27 June 2007 10:40
		Re: "Variable is undefined: conversion destination variable." By: MarioIncandenza on Wed, 27 June 2007 08:44
		Re: "Variable is undefined: conversion destination variable." By: Vince Hradil on Wed, 27 June 2007 06:50

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