[QGIS-trac] Re: [Quantum GIS] #1977: spatialite layers disappear when enabling reprojection

Quantum GIS qgis at qgis.org
Wed Nov 11 22:40:45 EST 2009


#1977: spatialite layers disappear when enabling reprojection
-------------------------------------+--------------------------------------
        Reporter:  pcav              |         Owner:  nobody       
            Type:  bug               |        Status:  new          
        Priority:  minor: annoyance  |     Milestone:  Version 1.4.0
       Component:  Data Provider     |       Version:  HEAD         
      Resolution:                    |      Keywords:               
Platform_version:                    |      Platform:  Debian       
        Must_fix:  No                |   Status_info:  0            
-------------------------------------+--------------------------------------
Comment (by smizuno):

 I have also noticed this problem. In QgsSpatiaLiteProvider::select() near
 the bottom of the function (about line 592) the valid variable is set
 false on a failed database request. This may occur if the extent requested
 is out of bounds for the layer's CRS.

 Once valid is false the provider won't return any data.

 I believe the valid variable should NOT be set false just because there is
 an error in the current database request.

 I believe #2047 is another manifestation of this.

-- 
Ticket URL: <http://trac.osgeo.org/qgis/ticket/1977#comment:4>
Quantum GIS <http://qgis.org>
Quantum GIS is an Open Source GIS viewer/editor supporting OGR, PostGIS, and GRASS formats


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