<div dir="ltr">One thing you can check for is if there is a faulty plugin causing the issue.<div><br></div><div>Try backing up your .qgis2 folder (ie, rename to .qgis2.backup)</div><div><br></div><div>Then relaunch QGIS 2.6 and test again.</div><div><br></div><div>What's the data storage format? Are they spatialite, postgis, shapefiles, etc?</div><div><br></div><div><br></div><div><br></div><div>Donovan</div></div><div class="gmail_extra"><br><div class="gmail_quote">On Mon, Nov 24, 2014 at 9:14 PM, Brett Adams <span dir="ltr"><<a href="mailto:badams@spinifexgeophysics.com.au" target="_blank">badams@spinifexgeophysics.com.au</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Seems I spoke too soon.<br>
<br>
Removing files from the Layer control takes an eternity<br>
<br>
Tried uninstalling both 2.6 and 1.8 and reinstalling only 2.6 but this<br>
doesn't seem to have helped.<br>
<br>
ba<br>
<br>
<br>
-----Original Message-----<br>
From: <a href="mailto:qgis-user-bounces@lists.osgeo.org">qgis-user-bounces@lists.osgeo.org</a><br>
[mailto:<a href="mailto:qgis-user-bounces@lists.osgeo.org">qgis-user-bounces@lists.osgeo.org</a>] On Behalf Of Brett Adams<br>
Sent: Tuesday, 25 November 2014 10:09 AM<br>
To: <a href="mailto:tech@wildintellect.com">tech@wildintellect.com</a>; <a href="mailto:qgis-user@lists.osgeo.org">qgis-user@lists.osgeo.org</a><br>
Subject: Re: [Qgis-user] 2.6 very slow to render<br>
<br>
Thanks Alex<br>
<br>
That made a significant improvement. I can live with that.<br>
<br>
<br>
brett<br>
<br>
<br>
<br>
Try disabling/changing multi-threaded rendering. It may not work well on<br>
your hardware.<br>
<br>
Settings ->Options->Rendering<br>
<br>
Thanks,<br>
Alex<br>
<br>
-----Original Message-----<br>
From: Alex Mandel [mailto:<a href="mailto:tech_dev@wildintellect.com">tech_dev@wildintellect.com</a>]<br>
Sent: Tuesday, 25 November 2014 9:59 AM<br>
To: Brett Adams; <a href="mailto:qgis-user@lists.osgeo.org">qgis-user@lists.osgeo.org</a><br>
Subject: Re: [Qgis-user] 2.6 very slow to render<br>
<br>
On 11/24/2014 05:51 PM, Brett Adams wrote:<br>
> Hi Folks,<br>
> Just upgraded from 1.8 to 2.6.<br>
> 2.6 is amazingly slow in the render control and rerendering compared<br>
> to<br>
1.8.<br>
> Almost unusable.<br>
> 1.8 runs perfect. Fast, efficient, no complaints.<br>
> This has to be local to my machine, otherwise no one would be using 2.6.<br>
> Any recommendations on what settings I can check? Running on W7-64.<br>
><br>
> Thanks<br>
><br>
> Brett Adams<br>
> Spinifex Geophysics<br>
> 0438 861 974<br>
<br>
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</blockquote></div><br></div>