Microsoft Forms shows error "Sorry, something went wrong" for all users in a SharePoint online tenant.
Microsoft Forms requires the "ColabDBService" to be enabled. The service can be enabled with these steps (also see screen shot below)
- Login to azure portal (https://portal.azure.com).
- Azure active directory.
- Enterprise Applications.
- Click “CollabDBService” that is displayed in the result list.
- Click "Properties" under “MANAGE”.
- Set the option Enabled for users to sign-in to Yes. Then Save.