To copy troubleshooters between two landscapes, access the Troubleshoter GUI from the Tools-->Utilies section of OneClick
There you will have a listing of your troubleshooters:
Then if you highlight a name in the list and select Landscapes, it should come up with the option to copy your model to the other landscapes:
Select the landscape you want to move over, press the arrow key and then OK.
This should create the troubleshooter on the new landscape.