What does this error mean?

I am trying to run my mod file ‘simpleROT’ and I am constantly receieving the error below. I am receiving the error for all my files that I am trying to run on Dynare. What could be the issue?

dynare simpleROT
Unrecognized function or variable ‘dynare’.

Did you mean:

dare simpleROT

It means that you did not add the Dynare binary to your Matlab path, e.g.