diff --git a/ds-wms-service/DS.WMS.Core/TaskPlat/Method/TaskManageService.cs b/ds-wms-service/DS.WMS.Core/TaskPlat/Method/TaskManageService.cs
index 537724e4..42c97cb6 100644
--- a/ds-wms-service/DS.WMS.Core/TaskPlat/Method/TaskManageService.cs
+++ b/ds-wms-service/DS.WMS.Core/TaskPlat/Method/TaskManageService.cs
@@ -167,7 +167,8 @@ namespace DS.WMS.Core.TaskPlat.Method
 
                 await tenantDb.Ado.BeginTranAsync();
 
-                await tenantDb.Deleteable<TaskBaseAllocation>().Where(x => x.TaskId == taskId).ExecuteCommandAsync();
+                var ids = await tenantDb.Queryable<TaskBaseAllocation>().Where(x => x.TaskId == taskId).Select(x => x.Id).ToListAsync();
+                await tenantDb.Deleteable<TaskBaseAllocation>().Where(x => ids.Contains(x.Id)).ExecuteCommandAsync();
 
                 var allocationList = userInfos.Select(x => new TaskBaseAllocation
                 {