Replace
{{for t,f in db.t_sys_config._referenced_by:}}
with
{{for x in db.t_sys_config._referenced_by:}}{{t,f = x if
isinstance(x,tuple) else (x.tablename,x.name)}}
It should do the trick. Sorry for the late response.
On Wednesday, 1 May 2013 16:37:29 UTC-5, Michael Ellis wrote:
>
> I've got an app from before 2.0 with wizard-generated code in multiple
> views that looks similar to this.
>
> {{=form}}
> {{for t,f in db.t_sys_config._referenced_by:}}{{if not
> t[-8:]=='_archive':}}[{{=A(t[2:],_href=URL('%s_select'%t[2:],args=(f,
> form.record.id)))}}]{{pass}}{{pass}}
>
> Under web2py 2.4.6, the for loop throws a ticket because *_referenced_by*is
> returning a list of Field objects instead of tuples. The app is running
> in almost 100 different servers on 1.99. How can I modify the app code
> (without doing something kludgey like detecting web2py versions) so it will
> run under any web2py version?
>
> Thanks,
> Mike
>
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