This article was previously published under Q164431
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IMPORTANT: This article contains information about editing the registry.Before you edit the registry, make sure you understand how to restore itif a problem occurs. For information on how to do this, view the "Restoringthe Registry" online Help topic in Regedit.exe or the "Restoring a RegistryKey" online Help topic in Regedt32.exe.
When you running the Microsoft Exchange Server Setup program on a WindowsNT Workstation computer or Windows NT Server computer, the following errormessage may appear:
The application failed to initialize properly (0xc0000005). Click OK to terminate the application.
This error message occurs at the beginning of Setup and causes Setup toterminate.
This error will occur if you have installed QuarterDeck CleanSweep v3.0 orv3.01 on your computer.
In order to install Microsoft Exchange Server onto a computer that hasCleanSweep installed, you must do one of the following:
You can install Exchange Server successfully after you remove the CleanSweep software from your computer. Use the CleanSweep Setup Program to remove the software and then restart the computer. After Exchange Server is installed, CleanSweep can be reinstalled.
NOTE: When you remove CleanSweep from the computer, you will also removeall of the installation logs from other software programs.
Temporarily Disable CleanSweep
To temporarily disable the QuarterDeck CleanSweep program:
WARNING: Using Registry Editor incorrectly can cause serious problems thatmay require you to reinstall Windows. Microsoft cannot guarantee thatproblems resulting from the incorrect use of Registry Editor can besolved. Use Registry Editor at your own risk.
For information about how to edit the registry, view the "Changing Keys AndValues" online Help topic in Registry Editor (Regedit.exe) or the "Add andDelete Information in the Registry" and "Edit Registry Data" online Helptopics in Regedt32.exe. Note that you should back up the registry beforeyou edit it.
Start Registry Editor (Regedt32.exe or Regedit.exe, as appropriate for your version of Windows NT).