The latest update of Altium Vault 3.0 is now available for download. The link to Altium Vault 3.0.11 (build 562) is in the Download section of the Altium website.
This update includes several bug fixes, such as bug with migration from satellite vault, or bug, where vault did not work via proxy and more (see release notes for details).
Please, do not forget to make a backup of your data before updating.
#16034 Part Catalog - Fixed bug which appears if a database contains more than three ODBC part source.
#17095 Added support to acquire components from a Vault connected via HTTPS.
#17114 Improved proxy server support.
#17397 Fixed bug which caused migration from the Satellite Vault has been failed.
#17473 Health Monitor - Added status of proxy settings.
Full list of Altium Vault 3.0 Release Notes