Thanks Jeff, Yep, I've tried running this and still makes no difference I'm afraid. I thought it may have been a memory issue but its not that either. So I'm lost as to what is causing it. Cheers Le gach dea ghui, *Shane Carey* *GIS and Data Solutions Consultant*
On Tue, Nov 26, 2019 at 2:19 PM Jeff McKenna <[email protected]> wrote: > Hi Shane, > > Likely it means that there is a problem with your geometry/topology. I > don't have your version locally, but look for a QGIS menu item of "Check > Validity" or "Fix Geometries". > > -jeff > > > > -- > Jeff McKenna > MapServer Consulting and Training Services > https://gatewaygeomatics.com/ > > > On 2019-11-26 9:48 AM, Shane Carey wrote: > > Hi, > > > > I'm running a union process in qgis 3.4 and I keep getting the following > > error: > > *geos geoprocessing error difference failed* > > What does this error mean? > > Thanks > > Le gach dea ghui, > > */Shane Carey/* > > */GIS and Data Solutions Consultant/* > > > _______________________________________________ > QGIS-Developer mailing list > [email protected] > List info: https://lists.osgeo.org/mailman/listinfo/qgis-developer > Unsubscribe: https://lists.osgeo.org/mailman/listinfo/qgis-developer
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