We have been having issues with our larger projects (50-100 tasks) freezing up when we make small edits. All the dates will get greyed out after making a change. We are seeing timelines freeze up for over an hour sometimes which makes it very hard to make multiple updates and is slowing us down.

Current Behaviour / Description - Both the project and individual user settings have an option to select a schedule. If you select the project setting to have option A (no holidays) and the individual user setting to have option B (company holidays), the project will not use the project setting opti...