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Change the IRP Stack Size (Windows NT)

When you access shares on a computer running Windows NT Server from a Windows NT client and the IRPstackSize parameter is set too low on the server, you may receive the following error message: "Not enough server storage is available to process this command." This tweak should resolve the problem.

This tweak can be easily applied using WinGuides Tweak Manager.
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Open your registry and find the key below.

Create a new DWORD value, or modify the existing value, named "IRPstackSize" and set it to equal the required stack size between 1 and 12, the default is 4.

Restart Windows for the change to take effect.

Registry Settings
System Key: [HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Services\LanmanServer\
Parameters]
Value Name: IRPstackSize
Data Type: REG_DWORD (DWORD Value)
Value Data: 1 - 12 (default = 4)

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Disclaimer: Modifying the registry can cause serious problems that may require you to reinstall your operating system. We cannot guarantee that problems resulting from modifications to the registry can be solved. Use the information provided at your own risk.

Last modified: June 27, 2002