[A very expensive experiment. There must be a balance between innovation and real world function.]
Even the dead ends are beneficial in thrashing out issues that are difficult to isolate in the abstract. If you start out with a zero defect mentality, you will achieve zero defects, but also end up with zero breakthroughs. Commercial innovation is shot through with failures. Why should defense procurement be any different? On the bright side, nothing like this incident involving the Sergeant York system ever occurred with the LCS (that we know of):
https://en.m.wikipedia.org/wiki/M247_Sergeant_York
[In February 1982 the prototype was demonstrated for a group of US and British officers at Fort Bliss, along with members of Congress and other VIPs. When the computer was activated, it immediately started aiming the guns at the review stands, causing several minor injuries as members of the group jumped for cover. ]