The Active Directory schema version for this domain, and the version supported by this tool do not match. The GPO can be ...

The Active Directory schema version for this domain, and the version supported by this tool do not match. The GPO can be restored using the /ignoreschema command line parameter. However, it is recommended that you try and obtain an updated version of this tool that may have an updated version of the Active Directory schema. Restoring a GPO with an incorrect schema may result in unpredictable behavior.