diff --git a/ems-core/src/main/java/it/integry/FoodProcess/service/FoodProcessRestService.java b/ems-core/src/main/java/it/integry/FoodProcess/service/FoodProcessRestService.java
index 641171b74a..ed24622f8d 100644
--- a/ems-core/src/main/java/it/integry/FoodProcess/service/FoodProcessRestService.java
+++ b/ems-core/src/main/java/it/integry/FoodProcess/service/FoodProcessRestService.java
@@ -68,7 +68,7 @@ public class FoodProcessRestService {
         return target.proxy(FoodProcessClient.class);
     }
 
-    public Object importArticles(ImportArticlesRequest importArticlesRequest) throws Exception {
+    public ImportArticlesResponse importArticles(ImportArticlesRequest importArticlesRequest) throws Exception {
         if (UtilityList.isNullOrEmpty(importArticlesRequest.getArticles())) {
             return null;
         }
diff --git a/ems-engine/src/main/java/it/integry/ems/production/Import/service/ProductionPlanService.java b/ems-engine/src/main/java/it/integry/ems/production/Import/service/ProductionPlanService.java
index 86ec018649..805f182fd7 100644
--- a/ems-engine/src/main/java/it/integry/ems/production/Import/service/ProductionPlanService.java
+++ b/ems-engine/src/main/java/it/integry/ems/production/Import/service/ProductionPlanService.java
@@ -1195,7 +1195,10 @@ public class ProductionPlanService {
             businessPartners.forEach(businessPartner -> businessPartner.setIsCustomer(true));
 
             ImportBusinessPartnersRequest importBusinessPartnersRequest = new ImportBusinessPartnersRequest()
-                    .setBusinessPartners(businessPartners.stream().map(BusinessPartnerData::toBusinessPartner).collect(Collectors.toList()));
+                    .setBusinessPartners(Stream.of(businessPartners)
+                            .distinctBy(BusinessPartnerData::getId)
+                            .map(BusinessPartnerData::toBusinessPartner)
+                            .toList());
 
             returnData.add(foodProcessClient.importBusinessPartners(importBusinessPartnersRequest));
         }
@@ -1256,7 +1259,10 @@ public class ProductionPlanService {
 
         if (!UtilityList.isNullOrEmpty(packagingMaterials)) {
             importPackagingMaterialsRequest.getPackagingMaterials()
-                    .addAll(packagingMaterials.stream().map(PackagingMaterialData::toPackagingMaterial).collect(Collectors.toList()));
+                    .addAll(Stream.of(packagingMaterials)
+                            .distinctBy(PackagingMaterialData::getId)
+                            .map(PackagingMaterialData::toPackagingMaterial)
+                            .toList());
         }
 
         // Import secondary packaging
@@ -1284,7 +1290,10 @@ public class ProductionPlanService {
 
         if (!UtilityList.isNullOrEmpty(secondaryPackagingMaterials)) {
             importPackagingMaterialsRequest.getPackagingMaterials()
-                    .addAll(secondaryPackagingMaterials.stream().map(PackagingMaterialData::toPackagingMaterial).collect(Collectors.toList()));
+                    .addAll(Stream.of(secondaryPackagingMaterials)
+                            .distinctBy(PackagingMaterialData::getId)
+                            .map(PackagingMaterialData::toPackagingMaterial)
+                            .toList());
         }
 
         // Import tertiary packaging
@@ -1308,7 +1317,10 @@ public class ProductionPlanService {
 
         if (!UtilityList.isNullOrEmpty(tertiaryPackagingMaterials)) {
             importPackagingMaterialsRequest.getPackagingMaterials()
-                    .addAll(tertiaryPackagingMaterials.stream().map(PackagingMaterialData::toPackagingMaterial).collect(Collectors.toList()));
+                    .addAll(Stream.of(tertiaryPackagingMaterials)
+                            .distinctBy(PackagingMaterialData::getId)
+                            .map(PackagingMaterialData::toPackagingMaterial)
+                            .toList());
         }
 
         if (!importPackagingMaterialsRequest.getPackagingMaterials().isEmpty()) {