[Qgis-user] suddenly unable to open shape files

[Mira Kattwinkel]

Hello Nicola

Thanks for the suggestion but this is not the problem. I did not move 
any files and it happens with whatever shape file I try.

Mira


On 25/11/16 17:58, Nicolas Cadieux wrote:
> Hi,
>
> Perhaps you moved or copied the shape files and forgot to move the 
> accompanied files (3 to 8 files with different extensions like .shx 
> .dbf .shp .prj)?  If you just move the .shp and not the others, this 
> is will create errors.  The .shx contains the geometries.  You may get 
> this kind of message if you try to drag and drop the .shx and not the 
> .shp in QGiS.
>
> .tiff will not crash because it's a lone file.
>
> Nicolas
>
> Le 25 nov. 2016 à 11:36, Mira Kattwinkel [via OSGeo.org 
> <http://OSGeo.org>] <[hidden email] 
> </user/SendEmail.jtp?type=node&node=5297448&i=0>> a écrit :
>
>> Dear list
>>
>> I have been working with QGIS 2.14 and now 2.18 for a while on Linux
>> Mint 17. Suddenly, I cannot open shape files any more. When trying to
>> load them I get the message: "Layer is not valid: The layer XX.shp is
>> not a valid layer and can not be added to the map."  In the log message
>> panel under ogr it says: "Data source is invalid (Unable to open XX.shx
>> or XX.SHX.Try --config SHAPE_RESTORE_SHX true to restore or create it)"
>>
>> Additionally, I cannot open GRASS files any more (which also used to
>> work fine) and get the error:" Error reading database file from:
>> /usr/share/qgis/resources/srs.db Because of this the projection selector
>> will not work..." and then QGIS crashes.
>>
>> Interestingly, I can open shape files from my file browser (it starts
>> QGIS and loads the file) but then I cannot add another one. Raster
>> (GeoTif) data are also fine.
>>
>> I have no idea what's causing this. I have tried removing and
>> reinstalling QGIS (version 2.18 and 2.14) without any success.
>>
>> Can anybody give me any hint what might have corrupted my system?
>>
>> Thanks a lot,
>> Mira
>>
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-- 
Dr. Mira Kattwinkel
Quantitative Landscape Ecology
Institute for Environmental Sciences
University of Koblenz-Landau
Fortstraße 7
76829 Landau
Germany
Phone: + 49 6341 280-31553
Office: Building I, Room 2.02