Adobe XD quits when you sign out of Creative Cloud.
You may encounter the following issue:
As a workaround for this issue, follow the steps mentioned below:
When you sign out from any Creative Cloud or other plug-ins in Adobe XD, if there is any document open in Adobe XD, then:
You cannot continue to use Adobe XD without logging into Creative Cloud.
When Adobe XD crashes, collect the crash report and logs from your system and share them with the Adobe Support team.
During crash, on Windows or mac OS, a pop-up dialog appears. Click Report... to save the report in system reports.
Collect the crash logs from your computer.