Hi Alic,  As the data was overwritten then you will need to perform a recovery using your backup software using the most recent backup of the Production File System.  Regards, Conor.
If Data lost due to Reverse Replication from Non-updated Destination Site to an Updated Source Site, and Data lost occured at Updated Source Site,  then how the Lost Data be recovered?  Please response with any correct suggession... Thanks
How data can be recovered if data lost due to reverse replication in celerra 
Replication Failover.