I would like to vote this up too.
Due to the fact that it is impossible to load an asst simply by having it’s name string, I am forced to create huge switch constructs in blueprint to make a spawnactor node for every class imaginable. When I add new classes, I have to add them everywhere where I spawn them, so the least thing to make this task easier would be to be able to crash a program with an error message.
Currently I use a C++ function for this