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Re: Q: debuggging widget applications in IDL 5 [message #10949 is a reply to message #10947]

Fri, 30 January 1998 00:00

Liam Gumley
Messages: 473
Registered: November 1994

Senior Member

Jack Saba wrote:
>
> In IDL 4, when an error occurs in a widget application that uses
> XMANAGER, the program stops in the module that caused the error.
> IDL tells you what line the error occurred on and you can look at the
> variables to get a handle on the problem. With IDL 5, XMANAGER catches
> the error and returns a message that starts something like
>
> XMANAGER: Caught unexpected error from client application.
>
> You are not thrown out to the IDL prompt, and you are not told what
> module the error occurred in.
>
> Is there any way to get IDL to behave the way it did in IDL 4, or at
> least to tell you where the error occurred? I tried using the new
> CATCH=0 option on the XMANAGER statement, but either I haven't figured
> out how to use it, or this isn't the solution. Right now it looks like
> we're going to have to keep IDL 4 around just for this.

Just type

XMANAGER,CATCH=0

at the command line *before* you run your widget app, or put it in your
IDL startup file. It works just fine for me (IDL 5.0.3, SGI Irix 6.2).

Cheers,
Liam.

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[Message index]

		Re: Q: debuggging widget applications in IDL 5 By: David Foster on Fri, 06 February 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: davidf on Fri, 30 January 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: rivers on Fri, 30 January 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: Liam Gumley on Fri, 30 January 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: mallors on Fri, 30 January 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: Alex Schuster on Fri, 30 January 1998 00:00
		Re: Q: debuggging widget applications in IDL 5 By: davidf on Fri, 30 January 1998 00:00

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