Yes Nyall, this is on 32b Windows 7. ArcGIS 10.3.1 is working without any problems. Do You have any hint Nyall? -- View this message in context: http://osgeo-org.1560.x6.nabble.com/qGIS-crashes-when-working-on-rasters-tp5285026p5285087.html Sent from the Quantum GIS - User mailing list archive at Nabble.com.