The big problem being, those with knowledge of what the problem is but not necessarily how best to solve it are being asked to provide the solution. Those with the technical expertise are being told to ignore the problem and concentrate on delivering what’s requested.
Is it any wonder both groups are frustrated?
Given the intentional disconnects, organizational and procedural, common to so many organizations, I don’t see how it could be otherwise. You have two groups who each have only a part of the puzzle, you’re preventing them from collaborating, and then you’re surprised when nothing coherent results?