The site collection fails to connect when it is using a non-English language pack. The error message is
Error: An error occurred during the operation of a service method: Could not find site on the remote SharePoint server: 'http://sharepoint/sites/sc_name'.
Stack: at Metalogix.SharePoint.Adapters.CSOM2013.CSOMAdapter.CheckConnection()
at SyncInvokeCheckConnection(Object , Object[] , Object[] )
at System.ServiceModel.Dispatcher.SyncMethodInvoker.Invoke(Object instance, Object[] inputs, Object[]& outputs)
at System.ServiceModel.Dispatcher.DispatchOperationRuntime.InvokeBegin(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage5(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.ImmutableDispatchRuntime.ProcessMessage11(MessageRpc& rpc)
at System.ServiceModel.Dispatcher.MessageRpc.Process(Boolean isOperationContextSet)
Type: Metalogix.SharePoint.Adapters.ServiceError
HResult:-2146233088