Node Output

Hello All,

I am Master student of Computational engineering at Ruhr University
Bochum, Germany. Presently I have to do testing and do post-processing of UEL Subrouitne for 9 NODE
Piezo-Electric Element .  I am not able to get the displacements of all  nodes in the
.dat file.  Below is my piece of code  of  INPUT file

*STEP,PERTURBATION
*STATIC
*NODE PRINT
U
RF
COORD
*endstep