This is a known issue that, while it appears related to the OP's issue, is actually display-based only. No Doffs can be contributed, and no Fleet Credit gained. So even though it's a bit confusing, it's not a high-priority fix.
Having a project's timer fail to tick over... that's a potentially major issue, and our Engineers are investigating.
That's the thing, timers not starting so it's not a small deal its blooming big deal