diff --git a/lms/nladmin-system/src/main/java/org/nl/wms/ext/acs/service/impl/AcsToWmsServiceImpl.java b/lms/nladmin-system/src/main/java/org/nl/wms/ext/acs/service/impl/AcsToWmsServiceImpl.java
index 93bea8145..c8029bdfc 100644
--- a/lms/nladmin-system/src/main/java/org/nl/wms/ext/acs/service/impl/AcsToWmsServiceImpl.java
+++ b/lms/nladmin-system/src/main/java/org/nl/wms/ext/acs/service/impl/AcsToWmsServiceImpl.java
@@ -291,20 +291,31 @@ public class AcsToWmsServiceImpl implements AcsToWmsService {
                                 // 双通
 
                                 // 先倒序找到第一个托盘、判断上一个是否有货位
+                                JSONObject jsonDescStruct = new JSONObject();
                                 JSONObject jsonDescBox = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') <> '' order by out_order_seq DESC").uniqueResult(0);
-                                String out_order_seq = jsonDescBox.getString("out_order_seq");
-                                // 上一个货位顺序号
-                                JSONObject jsonDescStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' and out_order_seq > '" + out_order_seq + "' order by out_order_seq ASC").uniqueResult(0);
+                                if (ObjectUtil.isNotEmpty(jsonDescBox)) {
+                                    String out_order_seq = jsonDescBox.getString("out_order_seq");
+                                    // 上一个货位顺序号
+                                    jsonDescStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' and out_order_seq > '" + out_order_seq + "' order by out_order_seq ASC").uniqueResult(0);
+                                } else {
+                                    // 倒序找到第一个空位
+                                    jsonDescStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' order by out_order_seq DESC").uniqueResult(0);
+                                }
 
                                 if (ObjectUtil.isNotEmpty(jsonDescStruct)) {
                                     struct_jo = jsonDescStruct;
                                     break;
                                 } else {
                                     // 没有就正序找到第一个托盘、判断上一个是否有货位
+                                    JSONObject jsonAscStruct = new JSONObject();
                                     JSONObject jsonAscBox = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') <> '' order by out_order_seq ASC").uniqueResult(0);
-                                    String out_order_seq2 = jsonAscBox.getString("out_order_seq");
-                                    // 上一个货位顺序号
-                                    JSONObject jsonAscStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' and out_order_seq < '" + out_order_seq2 + "' order by out_order_seq DESC").uniqueResult(0);
+                                    if (ObjectUtil.isNotEmpty(jsonAscBox)) {
+                                        String out_order_seq2 = jsonAscBox.getString("out_order_seq");
+                                        // 上一个货位顺序号
+                                        jsonAscStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' and out_order_seq < '" + out_order_seq2 + "' order by out_order_seq DESC").uniqueResult(0);
+                                    } else {
+                                        jsonAscStruct = WQLObject.getWQLObject("st_ivt_structattr").query("lock_type = '1' AND block_num = '" + block_num + "'AND placement_type = '" + placement_type + "' AND row_num = '" + row_num + "' AND is_delete = '0' AND is_used = '1' AND IFNULL(storagevehicle_code,'') = '' order by out_order_seq ASC").uniqueResult(0);
+                                    }
 
                                     if (ObjectUtil.isNotEmpty(jsonAscStruct)) {
                                         struct_jo = jsonAscStruct;