We will be deploying a hot-fix to your sandbox on the 13th of October between 08:30 PM Pacific & 11:30 PM Pacific
Production deployment is scheduled for the 17th of October between 08:30 PM & 11:30 PM Pacific
With this hot-fix, we have added a new feature for customers to be able to refresh their sandbox instance themselves. A new 'Self Service Refresh' page is deployed.
Here is an overview of this new feature- https://knowledgecenter.zuora.com/Zuora_Revenue/AD_Zuora_Revenue_testing_environment/Refresh_Zuora_Revenue_sandbox_by_yourself
Here is a summary of issues that have been addressed in the previous hot-fixes. For details refer release notes 37.006.00.00