Hi All, I seems like the NREAD command is truncating the last rotation value. Is this a known bug? To see what I'm talking about use the following input prep7 n,1,2,3,4,.0005,.000006,.00000007 nwrit nread nwrit,second,node compare the 2 node files. The first NWRIT gives you the correct last rotation. The second NWRIT after the NREAD cuts off the E-007 Dan Bohlen Senior Engineer, Stress Analysis STAR review chairman, Cold Structures, Mounts, TRF GE Aircraft Engines 1 Neumann Way Evendale, OH 45215 USA Build B90 Col. H5 cube BK35-251 M/D H358 Cell 513-917-3402 Building 200 Col. G3 cube BC088 "In God we trust, all others bring data." W Edwards Deming