Without knowing any details, though, how can you make that conclusion? Sales people (especially in high-touch enterprise sales like this) do often promise and s

Without knowing any details, though, how can you make that conclusion? Sales people (especially in high-touch enterprise sales like this) do often promise and sell things they know they shouldn't. They should be well aware of the limitations of the software. I don't know how you felt there was enough information to decide who was to blame in this situation.