I have, on several previous occassions, successfully used the crop function in TranzDEM to reduce the size of a DEM.
This time however, the crop tool remains greyed out and is not available.
Yet again, I appeal for assistance, and will greatly appreciate any advice.
Regards. Alan.

This time however, the crop tool remains greyed out and is not available.
Yet again, I appeal for assistance, and will greatly appreciate any advice.
Regards. Alan.