Article ID: 155380
Article Last Modified on 10/28/2006
APPLIES TO
- Microsoft Exchange Client 5.5
- Microsoft Exchange Client 4.0
This article was previously published under Q155380
SYMPTOMS
When you attempt to run Setup.exe for the Microsoft Exchange client,
the following error message may appear:
Unable to Load Top Level Information
CAUSE
This can occur if the Win.ini file, or the Registry for the Windows NT or
Windows 95 clients, has a predefined entry for the Microsoft Exchange
client under the [MS Setup (ACME) Table Files] section. For example:
Win.ini
[MS Setup (ACME) Table Files]
exchng.exe@v4.0.993.4(1033)=C:\EXCHANGE\exchng.stf
Registry
HKEY_LOCAL_MACHINE\Software\Microsoft\MS Setup (ACME)\Table Files
WORKAROUND
Use the workaround for your Microsoft Exchange client.
Microsoft Exchange Windows 3.x client:
You can now run Setup as usual.
Microsoft Exchange Windows NT client or Microsoft Exchange Windows 95
client:
WARNING: Using Registry Editor incorrectly can cause serious problems that
may require you to reinstall Windows NT or Windows 95. Microsoft cannot
guarantee that problems resulting from the incorrect use of Registry Editor
can be solved. Use Registry Editor at your own risk.
- Start Registry Editor (Regedt32.exe).
- Under the HKEY_LOCAL_MACHINE subtree, go to the following subkey:
Software\Microsoft\MS Setup (ACME)\Table Files
- Delete this key.
- Quit Registry Editor.
You can now run Setup as usual.
Keywords: kbusage KB155380