diff --git a/Nop.Plugin.Misc.AIPlugin/Controllers/FruitBankDataController.cs b/Nop.Plugin.Misc.AIPlugin/Controllers/FruitBankDataController.cs
index 6658b84..c34535c 100644
--- a/Nop.Plugin.Misc.AIPlugin/Controllers/FruitBankDataController.cs
+++ b/Nop.Plugin.Misc.AIPlugin/Controllers/FruitBankDataController.cs
@@ -50,6 +50,26 @@ namespace Nop.Plugin.Misc.FruitBankPlugin.Controllers
             return await measurementService.ProcessAndSaveFullShippingJson(fullShippingJson, customerId);
         }
 
+        [SignalR(SignalRTags.GetGenericAttributeDtosByEntityIdAndKeyGroup)]
+        public async Task<List<GenericAttributeDto>> GetGenericAttributeDtosByEntityIdAndKeyGroup(int productId, string keyGroup, int storeId)
+        {
+            return await ctx.GetGenericAttributeDtosByEntityIdAndKeyGroup(productId, keyGroup, storeId);
+        }
+
+        [SignalR(SignalRTags.AddGenericAttributeDto)]
+        public async Task<GenericAttributeDto> AddGenericAttributeDto(GenericAttributeDto genericAttributeDto)
+        {
+            await ctx.GenericAttributeDtos.InsertAsync(genericAttributeDto);
+            return await ctx.GenericAttributeDtos.GetByIdAsync(genericAttributeDto.Id);
+        }
+
+        [SignalR(SignalRTags.UpdateGenericAttributeDto)]
+        public async Task<GenericAttributeDto> UpdateGenericAttributeDto(GenericAttributeDto genericAttributeDto)
+        {
+            await ctx.GenericAttributeDtos.UpdateAsync(genericAttributeDto);
+            return await ctx.GenericAttributeDtos.GetByIdAsync(genericAttributeDto.Id);
+        }
+
         [SignalR(SignalRTags.GetMeasuringModels)]
         public Task<List<MeasuringModel>> GetMeasuringModels()
         {
diff --git a/Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/FruitBankDbContext.cs b/Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/FruitBankDbContext.cs
index bc33984..1a3587c 100644
--- a/Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/FruitBankDbContext.cs
+++ b/Nop.Plugin.Misc.AIPlugin/Domains/DataLayer/FruitBankDbContext.cs
@@ -69,6 +69,7 @@ public class FruitBankDbContext : MgDbContextBase,
     public IRepository<CustomerAddressMapping> CustomerAddressMappings { get; set; }
 
     public IRepository<GenericAttribute> GenericAttributes { get; set; }
+    public IRepository<GenericAttributeDto> GenericAttributeDtos { get; set; }
     public IRepository<StockQuantityHistory> StockQuantityHistories { get; set; }
     public IRepository<StockQuantityHistoryExt> StockQuantityHistoriesExt { get; set; }
 
@@ -86,6 +87,7 @@ public class FruitBankDbContext : MgDbContextBase,
         IRepository<CustomerAddressMapping> customerAddressMappingRepository,
         IRepository<CustomerRole> customerRoleRepository,
         IRepository<GenericAttribute> genericAttributes,
+        IRepository<GenericAttributeDto> genericAttributeDtos,
         IRepository<StockQuantityHistory> stockQuantityHistories,
         IRepository<StockQuantityHistoryExt> stockQuantityHistoriesExt,
         IEventPublisher eventPublisher,
@@ -119,6 +121,7 @@ public class FruitBankDbContext : MgDbContextBase,
         CustomerAddressMappings = customerAddressMappingRepository;
 
         GenericAttributes = genericAttributes;
+        GenericAttributeDtos = genericAttributeDtos;
 
         StockQuantityHistories = stockQuantityHistories;
         StockQuantityHistoriesExt = stockQuantityHistoriesExt;
@@ -676,7 +679,17 @@ public class FruitBankDbContext : MgDbContextBase,
         productDto.StockQuantity += quantityToChange;
 
         if (weightToChange == 0) return;
-        productDto.GenericAttributes = await GenericAttributes.Table.Where(x => x.EntityId == productDto.Id && x.KeyGroup == nameof(Product) && x.StoreId == _storeContext.GetCurrentStore().Id).ToListAsync();
+        productDto.GenericAttributes = await GetGenericAttributeDtosByEntityIdAndKeyGroup(productDto.Id, nameof(Product), (await _storeContext.GetCurrentStoreAsync()).Id);
+    }
+
+    public async Task<List<GenericAttributeDto>> GetGenericAttributeDtosByEntityIdAndKeyGroup(int entityId, string keyGroup, int? storeId = null) //TODO: StoreId!!! - J.
+    {
+        storeId ??= (await _storeContext.GetCurrentStoreAsync()).Id;
+
+        var result = await GenericAttributeDtos.Table
+            .Where(x => x.KeyGroup == keyGroup && x.EntityId == entityId && x.StoreId == storeId.Value).ToListAsync();
+
+        return result;
     }
 
     public async Task UpdateStockQuantityAndWeightAsync(Product product, int quantityToChange, string message, double weightToChange = 0)
diff --git a/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs b/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
index 6a2f500..e1f11a7 100644
--- a/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
+++ b/Nop.Plugin.Misc.AIPlugin/Infrastructure/PluginNopStartup.cs
@@ -120,11 +120,12 @@ public class PluginNopStartup : INopStartup
         services.AddSignalR(hubOptions =>
         {
             hubOptions.EnableDetailedErrors = true;
-            hubOptions.MaximumReceiveMessageSize = null; // 256 * 1024;
+            hubOptions.MaximumReceiveMessageSize = 30_000_000; // 256 * 1024; unlimited: null;
             hubOptions.KeepAliveInterval = TimeSpan.FromSeconds(FruitBankConstClient.SignalRKeepAliveIntervalSecond);
             hubOptions.ClientTimeoutInterval = TimeSpan.FromSeconds(FruitBankConstClient.SignarlRTimeoutIntervalSecond);
+
             //hubOptions.MaximumParallelInvocationsPerClient = 1; //default: 1;
-            //hubOptions.StatefulReconnectBufferSize = 1_000_000; //default: 100,000 bytes;
+            hubOptions.StatefulReconnectBufferSize = 30_000_000; //30MB; //default: 100,000 bytes;
             //hubOptions.HandshakeTimeout = TimeSpan.FromSeconds(15); //default timeout is 15 seconds
         });
     }
@@ -143,10 +144,14 @@ public class PluginNopStartup : INopStartup
                 endpoints.MapHub<DevAdminSignalRHub>(fruitBankHubEndPoint, options =>
                 {
                     options.Transports = HttpTransportType.WebSockets;// | HttpTransportType.LongPolling;
-                    options.WebSockets.CloseTimeout = new TimeSpan(0, 0, 10); //default: 5 sec.
+                    options.WebSockets.CloseTimeout = TimeSpan.FromSeconds(10); //default: 5 sec.
                     //options.LongPolling.PollTimeout = new TimeSpan(0, 0, 90); //default: 90 sec.
 
-                    options.TransportSendTimeout = new TimeSpan(60); //default: 10 sec.
+                    options.AllowStatefulReconnects = true;
+                    options.TransportMaxBufferSize = 30_000_000; // Increasing this value allows the server to receive larger messages. default: 65KB; unlimited: 0;
+                    options.ApplicationMaxBufferSize = 30_000_000; //Increasing this value allows the server to send larger messages. default: 65KB; unlimited: 0;
+
+                    options.TransportSendTimeout = TimeSpan.FromSeconds(60); //default: 10 sec.
                 });
             });
         });
@@ -156,7 +161,10 @@ public class PluginNopStartup : INopStartup
         {
             app.UseEndpoints(endpoints =>
             {
-                endpoints.MapHub<LoggerSignalRHub>(loggrHubEndPoint);
+                endpoints.MapHub<LoggerSignalRHub>(loggrHubEndPoint, options =>
+                {
+                    options.AllowStatefulReconnects = false;
+                });
             });
         });
     }
diff --git a/Nop.Plugin.Misc.AIPlugin/Mapping/NameCompatibility.cs b/Nop.Plugin.Misc.AIPlugin/Mapping/NameCompatibility.cs
index 1a6c213..010dd47 100644
--- a/Nop.Plugin.Misc.AIPlugin/Mapping/NameCompatibility.cs
+++ b/Nop.Plugin.Misc.AIPlugin/Mapping/NameCompatibility.cs
@@ -4,6 +4,7 @@ using FruitBank.Common.Entities;
 using Mango.Nop.Core.Dtos;
 using Mango.Nop.Core.Entities;
 using Nop.Core.Domain.Catalog;
+using Nop.Core.Domain.Common;
 using Nop.Core.Domain.Orders;
 using Nop.Data.Mapping;
 
@@ -16,6 +17,8 @@ public partial class NameCompatibility : INameCompatibility
     /// </summary>
     public Dictionary<Type, string> TableNames => new Dictionary<Type, string>
     {
+        { typeof(GenericAttributeDto), nameof(GenericAttribute)},
+
         { typeof(Files), FruitBankConstClient.FilesDbTableName},
         { typeof(Pallet), FruitBankConstClient.PalletDbTableName},
         { typeof(Partner), FruitBankConstClient.PartnerDbTableName },