Active Directory Lightweight Directory Services could not delete the following key from the registry. This error was encountered ...

Active Directory Lightweight Directory Services could not delete the following key from the registry. This error was encountered during the Active Directory Lightweight Directory Services recovery process after a restore operation. 
 
Registry key: 
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Services
TDS\Parameters
ew database GUID 
 
User Action 
Delete this key manually to prevent problems with future backup or restore operations. 
 
Additional Data 
Error value:
%1 %2