'Raise an error indicating that the solver cannot solve a problem.
Parameters
reason : str
A short description of the reason the problem cannot be solved by
this solver.
Raises
cvxpy.SolverError
An error explaining why the problem could not be solved.'

def _reject_problem(self, reason):

    message = 'The    solver    {}    cannot    solve    the    problem    because    {}.'.format(self.name(), reason)
    raise SolverError(message)
