@MacGyverS2000 I'm pretty sure the program name at in the header. My question was just what that error is about, not sure why it should be more specific.
Are they the same? Assuming the selected location for point load is at the same location as 0 Relative Distance of the frame load. Compared to the point load I apply at 0 Relative Distance of the said member.
The difference I see now is that, if I apply as joint load, it will show in the joint...
In Wight's textbook(attached below), presented an iteration method. In which the final answer from this method won't be exact, unless the stepping size is infinitesimally small. Whether the compression steel is yielded or not, it will be determined and accounted during this process, but still...