DP13 breaks GLX framework

Ali Lloyd ali.lloyd at livecode.com
Thu Jan 14 10:11:59 EST 2016

I can confirm this is a DP 13 regression, caused by the fix to bug 16351 (

The error is occurring in the data grid behavior.

I think problem is something to do with 'the target' and 'me' evaluating to
different things in a context where they should evaluate to the same thing.

On Thu, Jan 14, 2016 at 1:20 PM jameshale <james at thehales.id.au> wrote:

> ok, the error I am getting is"
> button "glxappManagedEngineMessages": execution error at line 7342 (Chunk:
> can't find background), char 9
> I can of course not find a line 7342 in a script that has only 279 lines.
> The button referred to is in the 'scripts' card in a group 'frontscripts'
> of
> the 'glxapplicationframework.dat' stack.
> The calling chain is...
> glxApplicationFramework ->glxapp_loadApplication
> application->glxapp_openApplication
> glxappManagedEngineMessages->preopenstack
> I have tried tracing the path but it seems to be all ok. I can't find any
> error, but see below.
> If I launch and kill the handler when the script debugger comes up and then
> call my "PreOpenWindow" handler (which resides in my main stack "program")
> then my app completes its correct loading sequence and all is fine.
> Note: before I do this my main stack has opened, it is just not
> initialised.
> Running the preopenwindow handler completes the initialisation.
> While tracing the launch progress there are many 'try..catch..end try'
> blocks.
> They are all quite simple and of the form..
>        try
>           some handler or function call
>        catch e
>           ThrowError e
>        end TRY
> In almost quite a few cases I would go to the "ThrowError e" line and into
> the 'ThrowError' handler.
> However nothing is in the 'e' parameter, at least nothing until the end.
> --
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