Jennifer, this sounds very much like you do not have your Java Classpath set up properly. Can you give us any information on what your setup is?
> On Jan 16, 2019, at 2:28 PM, Jennifer Longo <[log in to unmask]> wrote:
> I am relatively new working with MASON and am having issues compiling your tutorial code. Using traditional Java methods are yielding an error message of the sim engine not being found. All packages are placed in the correct directories. I have searched and noticed others having similar issues with bio posted solutions that work. Any help would be greatly appreciated.