Article ID: 960270 - Last Review: December 1, 2008 - Revision: 1.0

Error message when you try to shrink a volume on a Windows Vista-based computer: "The I/O operation has been aborted because of either a thread exit or an application request"

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SYMPTOMS

When you try to shrink a volume on a Windows Vista-based computer, you may receive an error message that resembles the following:
Logical Disk Manager

The I/O operation has been aborted because of either a thread exit or an application request.
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CAUSE

This problem may occur if the following conditions are true:
  • The volume that you are trying to shrink contains operating system files.
  • Windows Disk Protection (WDP) is turned on.
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WORKAROUND

To work around this problem, turn off WDP, shrink the volume, and then turn on WDP. To turn off WDP, follow these steps:
  1. Use an account that has Windows SteadyState administrator permissions to log on to the Windows Vista-based computer.
  2. Start Windows SteadyState.
  3. Under Global Computer settings, click Protect the Hard Disk.
  4. Click Off, click Yes, and then click OK.
  5. Restart the computer.
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APPLIES TO
  • Windows SteadyState
  • Windows Vista Ultimate
  • Windows Vista Home Premium
  • Windows Vista Home Basic
  • Windows Vista Business
  • Windows Vista Starter
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