I have written a UEL subroutine in fortran for 3D structural element, If i give displacement in Z direction i am able to get the reaction force. if i give external load in -Z direction and +Z is constrained, i am able to get the displcement in -Z direction but it shows the reaction force as zero in +Z surface.Please help me in tis regard how to give load in abaqus input file
Thanks
Jay