Error messages display when re-downloading a project from the collaborate cloud.

Repro:
1. Create a new unity project.
2. Connect the project to collaborate. (Collab -> Start now!)
3. Create a Unity Project ID in the services window.
4. Push the project to collaborate. (Collab -> Publish now!)
5. Delete the project files outside of unity.
6. In Unity Hub, remove the deleted project from list.
7. In Unity Hub, refresh projects stored in cloud.
6. Re-download the deleted project from the Unity Hub.

Expected result: Project downloads and opens with no errors.
Actual Outcome: The error messages below. (Image also attached to case). Note error messages clear out of console on clicking 'Clear'.

Cannot perform upm operation: The file [C:\Users\june.he\Documents\UNITY\Month2\Accelerator\AcceleratorTestingBug\Packages\manifest.json] cannot be found [NotFound]
UnityEditor.EditorApplication:Internal_CallUpdateFunctions()

Error searching for packages offline.
UnityEditor.EditorApplication:Internal_CallUpdateFunctions()

Cannot perform upm operation: The file [C:\Users\june.he\Documents\UNITY\Month2\Accelerator\AcceleratorTestingBug\Packages\manifest.json] cannot be found [NotFound]
UnityEditor.EditorApplication:Internal_CallUpdateFunctions()

Error fetching package list offline.
UnityEditor.EditorApplication:Internal_CallUpdateFunctions()

Reproducible in 2020.1.0a4, 2019.3.0b1, 2019.3.0a6, 2019.3.0a2
Did not occur in 2017.4.32f1, 2018.4.8f1, 2019.3.0a1
License type: Pro