Stunner - An error messages after deleting space and opening properties panel for reusable sub-process

Create a process Create a new space: spaceA Create a new project in it: projectA Create a business process - processA Create the second process in another space Create a new space: spaceB Create a new project in it: projectB Create a business process - processB Create a reusable sub-process in this process and save it Delete the whole space spaceA Open processB , select the reusable sub-process and open Properties panel Actual result An error message is shown in server log. Expected result No error messages are shown in server log.