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Groups > comp.sys.acorn.programmer > #1272

Re: Basic ERL wrong after abort

From Martin <News03@avisoft.f9.co.uk>
Subject Re: Basic ERL wrong after abort
Newsgroups comp.sys.acorn.programmer
Date 2012-01-07 15:22 +0000
Message-ID <524de02ea4News03@avisoft.f9.co.uk> (permalink)
References <524dd2a9c0News03@avisoft.f9.co.uk> <82a3d74d52.cferris@cferris.freeuk.com>
Organization None

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On 07 Jan, in article <82a3d74d52.cferris@cferris.freeuk.com>,
   <cferris@freeRemoveuk.com.invalid> wrote:
> In message <524dd2a9c0News03@avisoft.f9.co.uk>
>           Martin <News03@avisoft.f9.co.uk> wrote:

> > For some time I have been bugged by instances where a Basic program
> > has encountered an error, but the ERL of the error is always
> > (misleadingly) set to the very last line of the program (even if that
> > comes from a LIBRARY).
> > 
> [snip]
> > 
> > I *think* the only instances I have seen of this have been Aborts, and
> > may only have been within SWIs (rather than just in assembler code).
> > 
> > Can anyone throw any light on why this happens? 
> > The more technical, the better! 

> Just tried this with no PROCerror but using 'DBEdit' this gives an
> ERR 2: Internal error : abort on data transfer at &03971C84

> Which with *where &03971C84

> Address &03971C84 is at offset &00005F70 in module WindowManager

Finding the module it happened in is easy, as you say.
Finding which line of the calling code caused it is not!

-- 
Martin Avison 
Note that unfortunately this email address will become invalid
without notice if (when) any spam is received. 

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Thread

Basic ERL wrong after abort Martin <News03@avisoft.f9.co.uk> - 2012-01-07 12:54 +0000
  Re: Basic ERL wrong after abort cferris@freeRemoveuk.com.invalid - 2012-01-07 13:49 +0000
    Re: Basic ERL wrong after abort Martin <News03@avisoft.f9.co.uk> - 2012-01-07 15:22 +0000
  Re: Basic ERL wrong after abort Gerph <gerph@gerph.org> - 2012-01-07 06:11 -0800
    Re: Basic ERL wrong after abort Martin <News03@avisoft.f9.co.uk> - 2012-01-07 17:56 +0000
      Re: Basic ERL wrong after abort wpb <w.blatchley@yahoo.com> - 2012-01-08 04:05 -0800
        Re: Basic ERL wrong after abort Martin <News03@avisoft.f9.co.uk> - 2013-05-19 17:42 +0100
          Re: Basic ERL wrong after abort Alan Adams <alan@adamshome.org.uk> - 2013-05-19 18:42 +0100

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