Any Example I tested on my MBP did result in an error.
For example this one is terminating with a class cast exception on line 19:
https://github.com/aspose-cad/Aspose.CAD-for-Java/blob/master/Examples/src/main/java/com/aspose/cad/examples/DWGDrawings/ListAllLayoutsInAnAutoCADDrawing.java
I tested it also on a windows computer with the same result.
Any Example I tested on my MBP did result in an error.
For example this one is terminating with a class cast exception on line 19:
https://github.com/aspose-cad/Aspose.CAD-for-Java/blob/master/Examples/src/main/java/com/aspose/cad/examples/DWGDrawings/ListAllLayoutsInAnAutoCADDrawing.java
I tested it also on a windows computer with the same result.