Thanks Markus Metz-2, I installed Ubuntu 64-bit and am able to proceed as v.voronoi is able to access more than 2GB. -- View this message in context: http://osgeo-org.1560.n6.nabble.com/G-realloc-error-with-v-voronoi-tp4634231p4653609.html Sent from the Grass - Users mailing list archive at Nabble.com.