You could try to download an older version, like 2.0+2.2.
Although, I would recommend starting over on 2.5, as there were some quite important fixes. Once you've figured out the bug. It's the last version before 3.0, so you'll have plenty of time to play it.
Although, I would recommend starting over on 2.5, as there were some quite important fixes. Once you've figured out the bug. It's the last version before 3.0, so you'll have plenty of time to play it.