1) Open task-view page, for exmaple https://ecos-community.citeck.ru/share/page/task-details?taskId=activiti%24319035&nodeRef=workspace%3A%5C%2F%5C%2FSpacesStore%5C%2F6c91379f-2692-4468-9215-a4d286a57a9c
2) Click "Просмотреть диаграмму процесса"

Expected result: the process diagram is displaying
Actual result: the process diagram is not dispaying