diff --git a/webapi/WindowsFormsApp1/APIChannel.cs b/webapi/WindowsFormsApp1/APIChannel.cs
index 79120e6..034d5f8 100644
--- a/webapi/WindowsFormsApp1/APIChannel.cs
+++ b/webapi/WindowsFormsApp1/APIChannel.cs
@@ -96,7 +96,6 @@ namespace WindowsFormsApp1
                                     "VALUES( {0},'{1}','{2}', '{3}', '{4}', '{5}', '{6}', '{7}', '{8}', '{9}', '{10}',{11})",
                                     outtask.wms_id, -1, 0, outtask.barcode, outtask.control_type, outtask.tasklevel, outtask.warehouse, outtask.startdevice, outtask.warehouse, outtask.enddevice, outtask.begintime, 0));
                                 dbo.ExceSQL(outtask.sql.ToString());
-
                             }
                             else {
                                 isOk++;
@@ -160,27 +159,22 @@ namespace WindowsFormsApp1
                         wms_wcs_cancel.taskId =  wms_wcs_cancel.taskId.Trim('D').Trim('C');
                         string sql = "select * from t_manage_task where FID = '" + wms_wcs_cancel.taskId + "'";
                         dv = dbo.ExceSQL(sql).Tables[0].DefaultView;
-                            if (dv.Count == 1)
+                            if (dv.Count == 1)//存在需要删除的任务
                             {
                             int stepOk = Convert.ToInt32(dv[0]["FIntoStepOK"]);//拆分下发
                             if (stepOk == 0)//未拆分
                             {
                                 try
                                 {
-                                    sql = "delete from t_manage_task where FMANAGEID = '" + wms_wcs_cancel.taskId + "'";
-                                    int count = dbo.ExecuteSql(sql);
-                                    if (count > 0)
-                                    {
-                                        wcs_wms_cancel.code = 0;
-                                        wcs_wms_cancel.msg = "";
-                                        wcs_wms_cancel.data = "";
-                                    }
-                                    else
-                                    {
-                                        wcs_wms_cancel.code = 1;
-                                        wcs_wms_cancel.msg = "取消任务失败，WCS无法删除任务!";
-                                        wcs_wms_cancel.data = "数据库删除数据失败";
-                                    }
+                                    //暂不考虑数据库执行删除指令失败的情况
+                                    string sql1 = "delete from t_manage_task where FMANAGEID = '" + wms_wcs_cancel.taskId + "'";
+                                    dbo.ExecuteSql(sql);
+                                    //同时还要删除IOControl表的任务信息
+                                   string sql2 = "delete from IO_CONTROL where MANAGE_ID = '" + wms_wcs_cancel.taskId + "'";
+                                    dbo.ExecuteSql(sql2);
+                                    wcs_wms_cancel.code = 0;
+                                    wcs_wms_cancel.msg = "";
+                                    wcs_wms_cancel.data = "";
                                 }
                                 catch (Exception ex)
                                 {