🐛 bug report
Description of the problem
Switching the privacy of a sandbox back to Public after it has been Private or Unlisted results in an error:




Setting the privacy works without errors when using the options in the context menu on the dashboard:

How has this issue affected you? What are you trying to accomplish?
My aim of trying to set the privacy of a sandbox back to Public from Private or Unlisted does not work.
Your Environment
| Software |
Name/Version |
| Сodesandbox |
PROD-1561199685-a102c8493 |
| Browser |
Chrome 75.0.3770.100 |
| Operating System |
macOS 10.14.5 |