[mapserver-users] RE Inconsistance between display and data

[Brent Fraser]

Perhaps the data is mis-classified?  How is the symbol assigned to the data?

Best Regards,
Brent Fraser

On 2/16/2016 6:38 AM, jeansomers wrote:
> I'm actually beyond projection, I don't even know which data this 
> railway refers to!!!!!
>
> On Tue, 16 Feb 2016 at 14:36 Steve.Toutant [via OSGeo.org] <[hidden 
> email] </user/SendEmail.jtp?type=node&node=5250817&i=0>> wrote:
>
>     Maybe bad layer projection parameters ...
>     This railway might no be in the projection you think it is....
>
>
>
>
>     *jeansomers <[hidden email]
>     <http:///user/SendEmail.jtp?type=node&node=5250815&i=0>>@lists.osgeo.org
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>     2016-02-16 08:15
>
>     	
>     A
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>     cc
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>     Objet
>     	[mapserver-users] Inconsistance between display and data
>
>
>
>     	
>
>
>
>
>
>
>
>     Hi,
>     I'm one of two base map administrators for a MapServer web-based
>     application.
>
>     We're regularly integrating new base map data, from reception through
>     quality check to real integration.
>
>     A while ago, I noticed a base map inconsistance: the map displayed
>     a railway
>     following the coast in a small peninsula.
>
>     I can tell there is no railway there, I already went to the place.
>     That's
>     the beginning.
>
>     So I asked for a correction from the regional administrator, which
>     delivered
>     me a new version of the local data.
>
>     I checked a last time and discovered that the railway was still on the
>     MapServer application.
>
>     I loaded the original data in QGIS,  applied the usual symbology : no
>     railway.
>     I checked the attributes: no railway values in the symbology field.
>
>     My colleague suggested it came from an overlapping data: we
>     checked the tile
>     indexes of neighbouring data; none was overlapping on the railway
>     tracks.
>
>     There we are, without a clue about the origin of this inconsistance.
>
>     I forgot to mention that we repeatedly deleted application and
>     client caches
>     inbetween.
>
>     So if you have any idea where it can com from, your suggestions are
>     welcomed.
>
>     For your notice, here is the print screen of the issue
>
>     <http://osgeo-org.1560.x6.nabble.com/file/n5250812/33236_0001.png>
>
>
>
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> -- 
> *SOMERS Jean*
>
> jean.somers at gmailcom
> +33 6 26 34 59 96
>
> _Skype:_ jeansomers
> _LinkedIn:_ https://fr.linkedin.com/pub/*jean*-*somers*/4b/9b2/42b
>
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> data 
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