It is very hard to take you seriously.
First of all, I already pointed out several times that you should contact our developers for support.
Several downloads are available.
More likely that not, you are running some kind of hack wich interfers with Freespace: MCP, Executive or Birdie are likely candidates.
Rather than doing so, you prefer to rubbish our product on a public website.
Secondly, the game was reviewed by a number of independent reviewers and nobody reported this so-called instability.