diff --git a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/back/service/impl/BackChangeServiceImpl.java b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/back/service/impl/BackChangeServiceImpl.java
index d1d7bf1..87b2cd1 100644
--- a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/back/service/impl/BackChangeServiceImpl.java
+++ b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/back/service/impl/BackChangeServiceImpl.java
@@ -25,6 +25,7 @@ import java.util.*;
 
 /**
  * 设备退库
+ *
  * @author ma_sh
  */
 @Service
@@ -36,6 +37,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 获取添加设备详情
+     *
      * @param dto
      * @return
      */
@@ -56,6 +58,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 新增退库申请
+     *
      * @param csDeviceVo
      * @return
      */
@@ -76,7 +79,7 @@ public class BackChangeServiceImpl implements BackChangeService {
                 }
                 // 编码重复
                 String devCode = details.getDevCode();
-                if (StringUtils.isNotBlank(devCode) && devCodeSet.contains(devCode)) {
+                if (!devCode.equals("/") && StringUtils.isNotBlank(devCode) && devCodeSet.contains(devCode)) {
                     return AjaxResult.error("添加的列表中设备编号存在重复：" + devCode);
                 } else if (StringUtils.isNotBlank(devCode)) {
                     devCodeSet.add(devCode);
@@ -122,6 +125,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 生成申请编号
+     *
      * @param thisMonthMaxOrder
      * @return
      */
@@ -135,6 +139,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 修改退库申请
+     *
      * @param csDeviceVo
      * @return
      */
@@ -203,6 +208,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 删除退料申请
+     *
      * @param csDeviceInfo
      * @return
      */
@@ -229,6 +235,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 获取退料申请详情
+     *
      * @param dto
      * @return
      */
@@ -273,6 +280,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 获取退料申请列表
+     *
      * @param dto
      * @return
      */
@@ -283,6 +291,7 @@ public class BackChangeServiceImpl implements BackChangeService {
 
     /**
      * 审核退料申请
+     *
      * @param backCsDeviceDetails
      * @return
      */
diff --git a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/devchange/service/DevChangeServiceImpl.java b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/devchange/service/DevChangeServiceImpl.java
index 012124b..7ff71df 100644
--- a/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/devchange/service/DevChangeServiceImpl.java
+++ b/bonus-modules/bonus-material-mall/src/main/java/com/bonus/material/devchange/service/DevChangeServiceImpl.java
@@ -240,7 +240,7 @@ public class DevChangeServiceImpl implements DevChangeService {
                 }
                 // 编码重复
                 String devCode = details.getDevCode();
-                if (StringUtils.isNotBlank(devCode) && devCodeSet.contains(devCode)) {
+                if (!devCode.equals("/") && StringUtils.isNotBlank(devCode) && devCodeSet.contains(devCode)) {
                     return AjaxResult.error("添加的列表中设备编号存在重复：" + devCode);
                 } else if (StringUtils.isNotBlank(devCode)) {
                     devCodeSet.add(devCode);