Follow errror message inside of Tools> Model Consistency Check report:
E726-104: Zero length not allowed at beam M5
How to resolve?
Open AutopIPE and the beam tab on the input grids, locate the beam and open the dialog screen:
Notice that the connect to point J has a node point name, however all DX, DY, and DZ values are zero.
Avoidance: choose one of the following:
A. Enter a value greater than 0.00 in one or more of the following fields: DX, DY, and /or DZ.
B. Delete the beam completely.