Task Timeline on projects does not show bars/duration when collapsing phases.
Steps to Reproduce:
The duration/bar of the collapsed phases is still shown.
The duration/bars of the collapsed phases are not displayed anymore.
The defect will be reviewed by engineering for possible inclusion in a future version, service pack, or patch.
Clarity PPM 15.8.1 (SaaS and On-Premise)
As a workaround, you can expand phases.