同步2个数据库时DbNotProvisioned异常

        private void btnSync_Click(object sender, EventArgs e)
        {
            //create a connection to the second compact database
            SqlCeConnection clientConn = new SqlCeConnection(@\"Data Source=\'E:\\SyncClient.sdf\'\");
            //create connection to the server database
            SqlConnection serverConn = new SqlConnection(@\"Data Source=.\\sqlexpress; Initial Catalog=SyncDB; Integrated Security=True\");

            // create a sync orchestrator
            SyncOrchestrator syncOrchestrator = new SyncOrchestrator();

            // set the local provider to a CE sync provider associated with the
            // ProductsScope in the Sync Compact DB 2 database
            syncOrchestrator.LocalProvider = new SqlCeSyncProvider(\"ProductsScope\", clientConn);

            // set the remote provider to a server sync provider associated with the
            // ProductsScope in the Sync DB server database
            syncOrchestrator.RemoteProvider = new SqlSyncProvider(\"ProductsScope\", serverConn);

            // set the diretion to Upload and Download
            syncOrchestrator.Direction = SyncDirectionOrder.UploadAndDownload;

            // execute the synchronization process
            SyncOperationStatistics syncStats = syncOrchestrator.Synchronize();


            //print sync statistics
            string message=\"Start Time: \"+syncStats.SyncStartTime+\"\\nTotal Changes Uploaded: \"+syncStats.UploadChangesTotal;

            MessageBox.Show(message);


        }