“There is a growing environment of fear due to what is viewed as serious consequences for minor mistakes, and this is leading to a [scenario] where employees are not easily able to admit a mistake or call [one] out.”

That doesn't sound good. https://www.belfasttelegraph.co.uk/news/northern-ireland/psni-officers-living-in-fear-of-forces-two-tier-disciplinary-system-warns-damning-report/a209702622.html