Used UiRefresh QA Test2 and CAISO for rate cloning

Steps

1) Cloned 2017 Anthem Healthy Advantage HDHP Rate from CAISO to UiRefresh QA Test2 Company on Azure
2) Clicked on Cloned Rate
3) Edited Start Date
4) Clicked on Save

Result : Server Error

Note: this is only for health plans

Error Log

ErrorID : 0
ErrorSource : ControllerAppTier.Save->BenAdminControllerAppTier.Save->Rate.Save->Rate.UpdateRate
ErrorMessage: Subquery returned more than 1 value. This is not permitted when the subquery follows =, !=, <, <= , >, >= or when the subquery is used as an expression.
The statement has been terminated.