System error after click button "cancel" on page Regenerate Renditions Wizard for Content Publisher (Contributor or Reviewer)

Pre-conditions:
1. Any Web Project "Test" with assigned Web Forms(e.g. Test1, Test2) is created by admin;
2. Any of these forms has rendering engine templates;
3. Several contents based on each of Web Forms in Web Project "Test" are created;
4. Full workflow for contents is made;
5. User 1have been invited to the project as Content Publisher (Contributor or Reviewer);
6. User 1 is logged in;
7. Data Dictionary->Web forms page is opened;

Steps
1. Go to 'More Actions' menu and select 'Regenerate Renditions';
2. Select "Test" project;
3. Select any criteria;
4. Click "Next" button; -> display message "Not allowed to write in:" (see screenshot №1)
5. Click 'Cancel' button; -> display error page (see screenshot №2)

expect result:
Web forms page is opened

andreyMa