An error occurred while attaching module (Dynamicweb.Frontend.Content)

System.Data.SqlClient.SqlException (0x80131904): Transaction (Process ID 56) was deadlocked on lock resources with another process and has been chosen as the deadlock victim. Rerun the transaction.
   at System.Data.SqlClient.SqlConnection.OnError(SqlException exception, Boolean breakConnection, Action`1 wrapCloseInAction)
   at System.Data.SqlClient.TdsParser.ThrowExceptionAndWarning(TdsParserStateObject stateObj, Boolean callerHasConnectionLock, Boolean asyncClose)
   at System.Data.SqlClient.TdsParser.TryRun(RunBehavior runBehavior, SqlCommand cmdHandler, SqlDataReader dataStream, BulkCopySimpleResultSet bulkCopyHandler, TdsParserStateObject stateObj, Boolean& dataReady)
   at System.Data.SqlClient.SqlDataReader.TryHasMoreRows(Boolean& moreRows)
   at System.Data.SqlClient.SqlDataReader.TryReadInternal(Boolean setTimeout, Boolean& more)
   at System.Data.SqlClient.SqlDataReader.Read()
   at Dynamicweb.Ecommerce.Prices.Price.GetPricesBySql(String sql)
   at Dynamicweb.Ecommerce.Prices.Price.GetPriceCollection(String sql)
   at Dynamicweb.Ecommerce.Prices.Price.GetPrices(String productId)
   at Dynamicweb.Ecommerce.Prices.DefaultPriceProvider.FindPriceInternal(Product product, Double quantity, Currency currency, String unitId, User user, Boolean isInformative, String shopId, Double quantityAllVariants)
   at Dynamicweb.Ecommerce.Prices.DefaultPriceProvider.FindPrice(Product product, Double quantity, String variantId, Currency currency, String unitId, User user, Double quantityAllVariants, String shopId)
   at Dynamicweb.Ecommerce.Prices.PriceManager.FindPriceInternal(PriceProvider provider, Product product, Double quantity, String variantId, Currency currency, String unitId, Boolean isInformative, Double quantityAllVariants, User user, String shopId)
   at Dynamicweb.Ecommerce.Prices.PriceManager.FindPrice(Product product, Double quantity, String variantId, Currency currency, String unitId, Boolean isInformative, Double quantityAllVariants, User user, String shopId)
   at Dynamicweb.Ecommerce.Prices.PriceManager.FindPrice(Product product, Double quantity, Boolean isInformative, Currency currency, String unitId, User user, String shopId)
   at Dynamicweb.Ecommerce.Prices.PriceCalculated.set_Product(Product Value)
   at Dynamicweb.Ecommerce.Prices.PriceManager.GetPrice(Product product, String currencyCode, String countryCode, String unitId, Int32 userId, String shopId)
   at Dynamicweb.Ecommerce.Products.Product.get_Price()
   at RaptorRecommendation.Context.GetTrackingScript(EventType type, Product product, String recommendationMethodName) in d:\a\1\s\RaptorRecommendation\Context.cs:line 54
   at RaptorRecommendation.Notifications.EcomProductBeforeRenderObserver.OnNotify(String notification, NotificationArgs args) in d:\a\1\s\RaptorRecommendation\Notifications\EcomProductBeforeRenderObserver.cs:line 14
   at Dynamicweb.Extensibility.Notifications.NotificationManager.Notify(String notification, NotificationArgs eventArgs)
   at Dynamicweb.Ecommerce.Frontend.Frontend.RenderProduct(Product product, String unitId)
   at Dynamicweb.Ecommerce.Frontend.Frontend.EcomRender()
   at Dynamicweb.Ecommerce.Frontend.Frontend.GetContent()
   at Dynamicweb.Frontend.Content.GetModuleOutput(Paragraph paragraph, PageView pageview)
ClientConnectionId:0649311a-d206-4687-9cbd-fe9f434e1387
Error Number:1205,State:52,Class:13