All users of the tools are completely unable to work because of this problem. Some users are completely unable to work because of the problem, and some are able to continue working.
Productivity is impacted, but is still possible.
Perhaps there is a difficult workaround, or the team can work on something different. Productivity is not significantly impacted. Perhaps there is a simple workaround. 1 FYI . There is no need for Green Hills Software to respond to this.