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Unable to allocate memory for contour tool?

Question asked by pwickey1 on Mar 17, 2018
Latest reply on Mar 18, 2018 by xander_bakker

Hello, and thanks for reading my question. I am trying to make a topo map using the contour tool. The dem is 4.29 GB, the contours are separated every 20ft. Error messages include "unable to allocate memory" and "erroe in executing grid expression". Any pointers all are appreciated, thanks.