This week, 35 residents of The Sabine filed suit against the developers for list of problems that the condo owners say have been ongoing for month. The Sabine is an 80-unit condo conversion project of a mostly-empty office building on Waller Creek into a new condo project adjoining the Hilton Garden Inn on 5th Street near I-35. The project was completed last year although many units still remain on the market.According to the residents:- The building seems to have serious elevator problems . . .