fix

@@ -14,6 +14,7 @@ import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Component;
 
 import java.util.ArrayList;
+import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.stream.Collectors;
@@ -44,8 +45,11 @@ public class StorageUpdateTimeLogicService {
             return new ArrayList<StorageUpdateTime>();
         }
         List<ProductTiming> productTimings = productTimingService.selectBySkns(productSkns);
-        Map<Integer,Integer> outSaleTimeMap = productTimings.stream().parallel().collect(Collectors.toMap(ProductTiming::getProductSkn, ProductTiming::getOutSaleTime));
-       List<Product> products =productService.selectListByIds(productIds);
+        Map<Integer,Integer> outSaleTimeMap = new HashMap<>();
+        if(!CollectionUtils.isEmpty(storageUpdateTimes)){
+            outSaleTimeMap = productTimings.stream().parallel().collect(Collectors.toMap(ProductTiming::getProductSkn, ProductTiming::getOutSaleTime));
+        }
+        List<Product> products =productService.selectListByIds(productIds);
         Map<Integer,Integer> sknMap = products.stream().parallel().collect(Collectors.toMap(Product::getId, Product::getErpProductId));
         for (StorageUpdateTime storageUpdateTime : storageUpdateTimes) {
             Integer outSaleTime = outSaleTimeMap.get(sknMap.get(storageUpdateTime.getProductId()));