[Qgis-developer] editing expressions defining virtual fields seems erratic

[Janneke van Dijk]

Hi Andreas and Mathias,
Tried it again this morning, and indeed, it works!
Thanks a lot for the quick solution!
Janneke

On 16/05/2016 23:13, Andreas Neumann wrote:
> Hi Janneke,
>
> Your build is a bit older than Matthias fix - please try again with 
> tomorrow's nightly build or compile yourself.
>
> Matthias fix is at 
> https://github.com/qgis/QGIS/commit/c0214bc30148b7da272917d73afc1820b78c1d3e 
> (7h ago) - your build is 22h old.
>
> Greetings,
> Andreas
>
> On 16.05.2016 21:49, Janneke van Dijk wrote:
>> Hi Mathias,
>> I've tried installing the dev version and I think that that worked 
>> (this is what 'about' shows).
>>
>> QGIS version
>>
>> 	
>>
>> 2.15.0-Master
>>
>> 	
>>
>> QGIS code revision
>>
>> 	
>>
>> 3d44a1e <https://github.com/qgis/QGIS/commit/3d44a1e>
>>
>> Compiled against Qt
>>
>> 	
>>
>> 4.8.5
>>
>> 	
>>
>> Running against Qt
>>
>> 	
>>
>> 4.8.5
>>
>> Compiled against GDAL/OGR
>>
>> 	
>>
>> 2.0.2
>>
>> 	
>>
>> Running against GDAL/OGR
>>
>> 	
>>
>> 2.0.2
>>
>> Compiled against GEOS
>>
>> 	
>>
>> 3.5.0-CAPI-1.9.0
>>
>> 	
>>
>> Running against GEOS
>>
>> 	
>>
>> 3.5.0-CAPI-1.9.0 r4084
>>
>> PostgreSQL Client Version
>>
>> 	
>>
>> 9.2.4
>>
>> 	
>>
>> SpatiaLite Version
>>
>> 	
>>
>> 4.3.0
>>
>> QWT Version
>>
>> 	
>>
>> 5.2.3
>>
>> 	
>>
>> PROJ.4 Version
>>
>> 	
>>
>> 492
>>
>> QScintilla2 Version
>>
>> 	
>>
>> 2.7.2
>>
>> 	
>>
>> This copy of QGIS writes debugging output.
>>
>>
>> I started with a new project, added the tst shapefile again, repeated 
>> the process of adding the virtual fields. The problem persists. Am I 
>> overlooking something?
>> Thanks for your help!
>> Janneke
>>
>> On 16/05/2016 16:05, Matthias Kuhn wrote:
>>>
>>>
>>> On 05/16/2016 01:24 PM, Janneke van Dijk wrote:
>>>> Dear list,
>>>>
>>>> In a polygon shapefile I'm seeing inconstistent behaviour in 
>>>> virtual fields. The attached project and shapefile has reduced it 
>>>> to it's simplest form: the shapefile contains two virtual fields, 
>>>> the first one containing the expression 1 (integer) and the second 
>>>> the expression 2 (integer). However, when I want to edit the 
>>>> expression for the fields, the first field does not give a problem. 
>>>> For the second field I click on the 'expression' to open the 
>>>> expression builder, but the expression shown in the expression 
>>>> builder equals 1. I have not been able to find any pattern in when 
>>>> it happens/for what type of expressions. This example is the most 
>>>> simple form of the unexpected behaviour, but I have seen it with 
>>>> more complicated expressions as well. Sometimes after trying to 
>>>> edit one of these 'erratic' expressions QGIS closes with a minidump 
>>>> being written error message. Again, not always.
>>>>
>>>> Anyone have any idea why this might happen and how to work around it?
>>> Fixed in master
>>>>
>>>> Looking forward to some thoughts...
>>>> Janneke
>>>>
>>>>
>>
>>
>>
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>
>
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