diff --git a/vba_code_kukan_detail_master.txt b/vba_code_kukan_detail_master.txt
index a4e4982..bbd7a01 100644
--- a/vba_code_kukan_detail_master.txt
+++ b/vba_code_kukan_detail_master.txt
@@ -41,10 +41,11 @@ Sub FillFromKukanMaster(ByVal ws As Worksheet, ByVal rowNum As Long, Optional By
     Set wsKukan = ThisWorkbook.Worksheets("区間メンテナンス")
     MsgBox "1."
     On Error GoTo 0
-    
+    MsgBox "5."
     If wsKukan Is Nothing Then Exit Sub
-    
+    MsgBox "4."
     code = Trim(ws.Cells(rowNum, 3).Value)
+    MsgBox "3."
     If code = "" Then Exit Sub
     MsgBox "2."
     lastRow = wsKukan.Cells(wsKukan.Rows.Count, 3).End(xlUp).Row