mapserv(): Web application error. Query mode needs a point, imgxy and mapxy are not set??

[John Smith]

quick note: forward works fine without refresh.
jzs

On 7/25/07, John Smith <jayzee.smith at gmail.com> wrote:
> guys,
> see if you can shed some light:
>
> i zoom in from page A (querying works) with the following cgi
> variables set in the url in order- mode, qlayer, map, imgext, minx,
> miny, maxx, maxy, imgxy, mapxy
>
> to page B (querying works) with the following variables in the url-
> mode, qlayer, map, imgext, minx, miny, maxx, maxy, imgxy, mapxy
>
> then back to page A using the browser back button with the following
> variables- mode, qlayer, map, imgext, minx, miny, maxx, maxy, imgxy,
> mapxy
> except now querying doesn't work and i face the dreaded 'mapserv():
> Web application error. Query mode needs a point, imgxy and mapxy are
> not set'. but if i then refresh page A, querying works again??
>
> running mapserver version 4.8.3. what gives??
>
> http://mapserver.gis.umn.edu/data2/wilma/mapserver-users/0302/msg00638.html
> http://trac.osgeo.org/mapserver/ticket/304
> http://trac.osgeo.org/mapserver/ticket/314
> http://mapserver.gis.umn.edu/data2/wilma/mapserver-users/mapserver-users.0405
> variable order appears right and replacing mapext with map_extent
> doesn't help (see above).
>
> jzs