More info ... it seems that this error is the one that create all the failure
<l7:Mapping action="NewOrExisting" errorType="InvalidResource" srcId="6698993f02691da86351dbe8f3d651fa" srcUri="https://learn.l7tech.com:8443/restman/1.0/services/6698993f02691da86351dbe8f3d651fa" type="SERVICE">
<l7:Properties>
<l7:Property key="ErrorMessage">
<l7:StringValue>Error attempting to save or update class com.l7tech.gateway.common.service.PublishedService. Message: Hibernate flushing: Could not execute JDBC batch update; uncategorized SQLException for SQL [insert into policy (name, version, security_zone_goid, folder_goid, guid, internal_sub_tag, internal_tag, soap, policy_type, `xml`, goid) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?)]; SQL state [HY000]; error code [1366]; Incorrect string value: '\xE2\x80\xB254....' for column 'xml' at row 1; nested exception is java.sql.BatchUpdateException: Incorrect string value: '\xE2\x80\xB254....' for column 'xml' at row 1</l7:StringValue>
</l7:Property>
</l7:Properties>
</l7:Mapping>
it refers to one policy, if I remove that policy from the export everything goes well ... it should be interesting to know whats wrong with this policy...