diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
index 734fbf3..37e7097 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/api/DefaultAttachmentClient.java
@@ -23,6 +23,7 @@ import com.chinaunicom.ebtp.mall.cloud.attachment.sdk.model.AttachmentEntity;
 import com.chinaunicom.ebtp.mall.cloud.attachment.sdk.model.DownloadEntity;
 import com.chinaunicom.ebtp.mall.cloud.attachment.sdk.model.UploadObject;
 import com.chinaunicom.ebtp.mall.cloud.attachment.sdk.service.DocumentCenterService;
+import com.chinaunicom.ebtp.mall.cloud.attachment.sdk.vo.query.QueryResult;
 
 import cn.hutool.core.util.IdUtil;
 import lombok.extern.slf4j.Slf4j;
@@ -79,18 +80,20 @@ public class DefaultAttachmentClient implements AttachmentClient {
 		String json = documentCenterService.fetchDetails(businessIdList);
 		log.debug("document center return: {}", json);
 
-		AttachmentDetail detail = new AttachmentDetail();
+		Optional<QueryResult> op = modelConvertor.toQueryResult(json);
 
-		// 组织数据存储
-		modelConvertor.toQueryResult(json).ifPresent(result -> {
-			Optional.ofNullable(result.getData()).ifPresent(data -> {
+		if (op.isPresent()) {
+			AttachmentDetail detail = new AttachmentDetail();
+
+			Optional.ofNullable(op.get().getData()).ifPresent(data -> {
 				data.forEach(item -> {
 					detail.add(new AttachmentEntity().setBid(item.getObjectId()).setId(item.getFileId())
 							.setFilename(item.getOriginalName()).setKey(item.getFileName()));
 				});
 			});
-		});
-		return Optional.of(detail);
+			return Optional.of(detail);
+		}
+		return Optional.empty();
 	}
 
 	/**
diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/fallback/DocumentCenterServiceFallback.java b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/fallback/DocumentCenterServiceFallback.java
index ee0139d..f387b57 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/fallback/DocumentCenterServiceFallback.java
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/java/com/chinaunicom/ebtp/mall/cloud/attachment/sdk/fallback/DocumentCenterServiceFallback.java
@@ -32,7 +32,7 @@ public class DocumentCenterServiceFallback implements DocumentCenterService {
 
 	@Override
 	public byte[] download(String fileId) {
-		return null;
+		return new byte[0];
 	}
 
 }
diff --git a/mall-ebtp-cloud-attachment-sdk/src/main/resources/attachment-sdk-cofiguration.properties b/mall-ebtp-cloud-attachment-sdk/src/main/resources/attachment-sdk-cofiguration.properties
index 149515d..9aec7c2 100644
--- a/mall-ebtp-cloud-attachment-sdk/src/main/resources/attachment-sdk-cofiguration.properties
+++ b/mall-ebtp-cloud-attachment-sdk/src/main/resources/attachment-sdk-cofiguration.properties
@@ -6,4 +6,4 @@ server.max-http-header-size=2048576
 
 # document center id
 document.center.service.id=core-service-document-center
-document.center.ip-address=http://10.238.25.112:8100/doc/
\ No newline at end of file
+document.center.ip-address=http://10.242.31.158:8806/doc/
\ No newline at end of file
diff --git a/mall-ebtp-cloud-security-starter/src/main/java/com/chinaunicom/mall/ebtp/cloud/security/starter/fallback/UserCenterClientFallback.java b/mall-ebtp-cloud-security-starter/src/main/java/com/chinaunicom/mall/ebtp/cloud/security/starter/fallback/UserCenterClientFallback.java
index e183ae5..ce11a25 100644
--- a/mall-ebtp-cloud-security-starter/src/main/java/com/chinaunicom/mall/ebtp/cloud/security/starter/fallback/UserCenterClientFallback.java
+++ b/mall-ebtp-cloud-security-starter/src/main/java/com/chinaunicom/mall/ebtp/cloud/security/starter/fallback/UserCenterClientFallback.java
@@ -5,15 +5,11 @@ import org.springframework.stereotype.Component;
 import com.chinaunicom.mall.ebtp.cloud.security.starter.client.UserCenterClient;
 import com.chinaunicom.mall.ebtp.cloud.security.starter.entity.SecurityUser;
 
-import lombok.extern.slf4j.Slf4j;
-
-@Slf4j
 @Component
 public class UserCenterClientFallback implements UserCenterClient {
 
 	@Override
 	public SecurityUser getUserInfo() {
-		log.error("Feign Fallback.");
 		return new SecurityUser();
 	}