<html><head></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space; ">Problem was the resolution it starts working when I set it to 100m. The dem is ~69 x 27 km. <div><br></div><div>Thanks<br><div><div>On May 23, 2010, at 12:00 PM, Rich Shepard wrote:</div><blockquote type="cite"><span class="Apple-style-span" style="border-collapse: separate; font-family: Palatino; font-size: medium; font-style: normal; font-variant: normal; font-weight: normal; letter-spacing: normal; line-height: normal; orphans: 2; text-indent: 0px; text-transform: none; white-space: normal; widows: 2; word-spacing: 0px; -webkit-border-horizontal-spacing: 0px; -webkit-border-vertical-spacing: 0px; -webkit-text-decorations-in-effect: none; -webkit-text-size-adjust: auto; -webkit-text-stroke-width: 0px; "><font class="Apple-style-span" color="#000000"><br></font><br>On Sat, 22 May 2010, Kurt Springs wrote:<br><br><blockquote type="cite">ERROR: G_malloc: unable to allocate 18446744070980740804 bytes at ...<br></blockquote> ^^^^^^^^^^^^^^^^^^^^<br><blockquote type="cite">Any idea what I'm doing wrong?<br></blockquote><br>Kurt,<br><br> Look at the amount of memory your file wants to be allocated: several<br>Petabytes. How much area is covered by that DEM and at what resolution? Even<br>with GRASS compiled for large file support your file is _way_ too large.<br><br>Rich</span></blockquote></div><br></div></body></html>