[Qgis-user] Heatmap invbisible

[Anita Graser]

Unfortunately your screenshot does not show whether OTF reprojection is
enabled. I've had issues when the heatmap layer is reprojected.

Best wishes,
Anita

On Sat, Apr 25, 2015 at 10:50 AM, Björn Freitag <bjoern at freitag.email>
wrote:

> Hi folks!
>
> im new to qgis and i have a problem with heatmaps i cant really solve.
>
> i took GIS data from =>
> http://www.cityofchicago.org/city/en/depts/doit/supp_info/gis_data.html
> i took crime Data from =>
> https://data.cityofchicago.org/Public-Safety/Crimes-2001-to-present/ijzp-q8t2
>
> in my project i made an deliminated text layer with crime data. all went
> ok. I tried to generate a heatmap out of crime data (arested or not arested
> => not arested) but it did not work as expected.
> the new layer with the heatmap is visible as a layer, but not with its
> data/heatmap on the map. When i open the layer properties i can see a mini
> heatmap.  if i change the color or something else, the mini map is even
> gone.
>
> screenshot:
> http://www.bilder-upload.eu/show.php?file=ec1cba-1429951395.png
>
> can someone give me a hint for that problem?
>
> Here are my specs:
>
> qgis 64 bit 2.8.1
>
> xeon 1240v3
> 16 GB Ram
> 256 gb SSD
> win7 64bit
> nvidia gtx970 4gb
>
>
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