The BD installer downloads a file to c:<kaseyaworkingdir>. This is called the Kaseya Working Directory
The file BD uses for installation is called eps.rmm.exe. The RMMT missing means that file is not present in the C<kaseyaworkingdir> folder, it didn’t download it.
This folder should also have other Kaseya files in it, similar to this:
If you get this error, perform a Force Update on the Kaseya agent.
Once this is complete, retry installing BD via the module.