[Mapserver-users] zoom and pan problem -- help need

[Daniel Morissette]

Murat Isik wrote:
>  
> *Fatal error*: MapServer Error in msCalculateScale(): Invalid image 
> extent. in 
> */var/www/html/mapserver/itasca/demo_try_mysql_alpha_zoom.php* on line *95*
> This is the line about extent. I have bolded it below. Please help me 
> understand what is going wrong. Any ideas?
>  

I couldn't see line 95 in bold, but anyway you normally get this error 
if your extents or your map width/height result in a map with 0-width or 
0-height so you need to make sure the values you set for your extents 
are valid (perhaps print the values before setting the extents).

Daniel
-- 
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  Daniel Morissette               morissette at dmsolutions.ca
  DM Solutions Group              http://www.dmsolutions.ca/
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