I think this is bug 655385, and see also bug 659947.
There is a gross workaround, btw: change the task to be inside a project you own, change the status, then change it back in to the original project.
I think this is bug 655385, and see also bug 659947.
There is a gross workaround, btw: change the task to be inside a project you own, change the status, then change it back in to the original project.