An established finding that no achievable price can address - because the asset stops being the asset, because the exposure has no floor, or because the counterparty has been shown to be unreliable.
A licence generating 69.0% of revenue that terminates at a third party's option on a change of control.
Most serious findings are price, not killers; a bounded liability is a negotiation. The expensive error is the reverse one - converting an unbounded risk into a discount because a discount is the only instrument in the room.