This Knowledge article contains a list of some of the known issues related to Summary / Child tasks and Assignment related issues.
Note: The list of articles below is not a full list of KBs for reporting issues, so if a match for your issue isn’t found below, please also search using the Broadcom support search portal. See Known Clarity issues: Tips in using self service.
See also Clarity frequently reported issues
For general questions on Start / Finish dates see: Start and Finish dates on Investments, Allocations, Tasks and Assignments