XL: Workbooks Containing User Forms Take Excessively Long Time to Save Across WAN Connections (254733)
The information in this article applies to:
- Microsoft Excel 2000
- Microsoft Excel 97 for Windows
This article was previously published under Q254733 SYMPTOMS
When you save Excel workbooks that contain user forms, it typically takes about one minute to save to the local computer or within the local area network (LAN). When you save the same workbooks over a wide area network (WAN), it can take an excessive amount of time.
CAUSE
When Excel saves a user form, it writes out each control separately, and waits for an acknowledgement from the network before proceeding to the next control. The amount of time it takes to save is relative to the number of controls and user forms, and the network and remote drive latency.
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To work around this problem, the following Microsoft Visual Basic for Applications (VBA) macros copy the document to the local drive, and then share that local copy back to the WAN.
To implement the workaround, follow these steps:
- Start Excel and open the VBA editor by pressing ALT+F11.
- On the Insert menu, click Module.
- Type the following code in the new module:
Option Explicit
Private Const TEMPFILE As String = "c:\dlocal.xls"
'Note, ensure the file path is valid.
Private Const TEMPFILE2 As String = "c:\dlocal2.xls"
'Note, ensure the file path is valid.
Private strOriginalName As String
Public bSaving As Boolean
Public Sub SaveLocalThenCopy()
Dim wbk As Workbook, wbk2 As Workbook
Set wbk = ThisWorkbook
If UCase(ThisWorkbook.FullName) <> UCase(TEMPFILE) Then strOriginalName = ThisWorkbook.FullName
If Dir(TEMPFILE) <> "" Then Kill TEMPFILE
If Dir(TEMPFILE2) <> "" Then Kill TEMPFILE2
ThisWorkbook.SaveAs TEMPFILE
ThisWorkbook.SaveAs TEMPFILE2
FileCopy TEMPFILE, strOriginalName
Set wbk2 = Workbooks.Open(strOriginalName)
bSaving = False
wbk.Close False
End Sub
The following steps add code to the workbook's BeforeSave event to run the workaround above. - In the VBAProject window, double-click the ThisWorkbook icon to open the Code window.
- At the top of this new Code window, there are two drop-down lists. In the Object (left) list, click Workbook; in the Procedure (right) list, click BeforeSave.
- Type the following code in the Code window:
Private Sub Workbook_BeforeSave(ByVal SaveAsUI As Boolean, Cancel As Boolean)
If bSaving Then Cancel = False: Exit Sub
Dim iAns As Integer
iAns = MsgBox("Do you wish to Save As...?", vbYesNoCancel, "Save")
Select Case iAns
Case vbYes
Cancel = True
bSaving = True
Application.Dialogs(xlDialogSaveAs).Show
bSaving = False
Exit Sub
Case vbNo
'Do normal - local save.
Case vbCancel
Cancel = True
Exit Sub
End Select
bSaving = True
Cancel = True
Application.OnTime Now + TimeValue("00:00:01"), "SaveLocalThenCopy"
End Sub
Now, when you click Save As, Excel prompts you to choose either the default Excel Save As dialog box (click Yes), or to use the workaround above to save the document (click No).
STATUSMicrosoft has confirmed that this is a problem in the Microsoft products that are listed at the beginning of this article.
Modification Type: | Minor | Last Reviewed: | 10/11/2006 |
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Keywords: | kbdtacode kbfix kbprb KB254733 |
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