Update DefaultAmazonS3ClientFactory.cs

framework/src/Volo.Abp.BlobStoring.Aws/Volo/Abp/BlobStoring/Aws/DefaultAmazonS3ClientFactory.cs

@@ -54,7 +54,7 @@ namespace Volo.Abp.BlobStoring.Aws
             Check.NotNullOrWhiteSpace(configuration.AccessKeyId, nameof(configuration.AccessKeyId));
             Check.NotNullOrWhiteSpace(configuration.SecretAccessKey, nameof(configuration.SecretAccessKey));
 
-            return new AmazonS3Client(configuration.AccessKeyId, configuration.SecretAccessKey, configuration.Region);
+            return new AmazonS3Client(configuration.AccessKeyId, configuration.SecretAccessKey, region);
         }
 
         protected virtual AWSCredentials GetAwsCredentials(
@@ -190,4 +190,4 @@ namespace Volo.Abp.BlobStoring.Aws
             return temporaryCredentialsCache;
         }
     }
-}
+}