diff --git a/WeighAndGrading/GradeFrom.cs b/WeighAndGrading/GradeFrom.cs
index 82af2f3..15b12c9 100644
--- a/WeighAndGrading/GradeFrom.cs
+++ b/WeighAndGrading/GradeFrom.cs
@@ -105,24 +105,32 @@ namespace WeighAndGrading
         MessageBox.Show("请先同步数据");
         return;
       }
-      btn.Enabled = false;
+      try
+      {
+        btn.Enabled = false;
+        Application.DoEvents();
 
-      var livestockTag = btn.Tag as CTuple<long, string, short, string>;
-      var tech = livestockTag.Item3 == TANG_TECH ? "烫褪" : "毛剥";
+        var livestockTag = btn.Tag as CTuple<long, string, short, string>;
+        var tech = livestockTag.Item3 == TANG_TECH ? "烫褪" : "毛剥";
 
-      if (modifyDetail == null)
-      {
-        StartPrintEntity(tech, null);
-        AddDetail(livestockTag);
+        if (modifyDetail == null)
+        {
+          StartPrintEntity(tech, null);
+          AddDetail(livestockTag);
+        }
+        else
+        {
+          UpdateDetial(modifyDetail, livestockTag);
+          cancelBtn_Click(btn, EventArgs.Empty);
+        }
+        SetlblSucessVisibleTrue();
+        SetlblSucessVisibleFalse();
       }
-      else
+      catch { throw; }
+      finally
       {
-        UpdateDetial(modifyDetail, livestockTag);
-        cancelBtn_Click(btn, EventArgs.Empty);
+        btn.Enabled = true;
       }
-      SetlblSucessVisibleTrue();
-      SetlblSucessVisibleFalse();
-      btn.Enabled = true;
     }
 
     void UpdateDetial(GradeAndWeight_Detail detail, CTuple<long, string, short, string> btnTag)