Bristol City midfielder Liam Kelly has been ruled out until after Christmas.
The 23-year-old suffered a cruciate knee ligament injury in training.
The Scottish international signed from Kilmarnock in January for an undisclosed fee.
It's a blow for Head Coach Sean O'Driscoll with the new season just over a week away.
Yeovil Town's Championship survival hopes were severely dented last night after losing at at relegation rivals Charlton.
Yeovil Town were the region's only winners as their Championship survival battle received a boost. There were draws for both Bristol clubs.
George Ford had a rare off-day as Bath lost at home to Sale on Friday night.