STEPS TO REPRODUCE:
1. Login to Clarity Modern UX.
2. On Administration -> Blueprints -> Project Blueprint. Create a copy of the standard blueprint and make it as default.
3. Edit the new bluepring and click on tasks module. Enable the option "Enable create Dialog" and Publish the blueprint.
4. Navigate to any project associated with this blueprint.
5. click on Tasks.
6. Change the view to Board view and click on New Task.
7. Fill in the required details and click create.
Release : 16.1.1
This is identified as DE68640
Fixed as part of 16.1.2