error resolution in sas file
- [x] closes https://github.com/pandas-dev/pandas/issues/18198
- [ ] tests added / passed
- [ ] Ensure all linting tests pass, see [here](https://pandas.pydata.org/pandas-docs/dev/development/contributing.html#code-standards) for how to run them
- [x] SAS file is now giving empty dataframe. Not NONE.
