Fix a bug of GetProductDictionaryAsync

common.props

@@ -1,7 +1,7 @@
 <Project>
   <PropertyGroup>
     <LangVersion>latest</LangVersion>
-    <Version>0.8.5</Version>
+    <Version>0.8.6</Version>
     <NoWarn>$(NoWarn);CS1591</NoWarn>
     <GeneratePackageOnBuild>true</GeneratePackageOnBuild>
     <Authors>EasyAbp Team</Authors>

modules/EasyAbp.EShop.Orders/src/EasyAbp.EShop.Orders.Application/EasyAbp/EShop/Orders/Orders/OrderAppService.cs

@@ -121,7 +121,7 @@ namespace EasyAbp.EShop.Orders.Orders
         {
             var dict = new Dictionary<Guid, ProductDto>();
 
-            foreach (var productId in productIds)
+            foreach (var productId in productIds.Distinct().ToList())
             {
                 dict.Add(productId, await _productAppService.GetAsync(productId, storeId));
             }