Documentation
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Jump to the registry path you specify in Regedit.
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Reghide
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View the registry space usage for the specified registry key.
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By Mark Russinovich
Published: July 4, 2016
Download RegDelNull (511 KB)
Introduction
This command-line utility searches for and allows you to delete Registry keys that contain embedded-null characters and that are otherwise undeleteable using standard Registry-editing tools. Note: deleting Registry keys may cause the applications they are associated with to fail.
Using RegDelNull
Usage: regdelnull <path> [-s]
| Parameter | Description |
|---|---|
| -s | Recurse into subkeys. |
Here's an example of RegDelNull when used on a system on which the RegHide sample program has created a null-embedded key:
C:\>regdelnull hklm -sRegDelNull v1.10 - Delete Registry keys with embedded Nulls
Copyright (C) 2005-2006 Mark Russinovich
Sysinternals - www.sysinternals.com
Null-embedded key (Nulls are replaced by '*'):
HKLM\SOFTWARE\Systems Internals\Can't touch me!*
Delete (y/n) y
Scan complete.
Download RegDelNull (511 KB)
Runs on:
- Client: Windows Vista (32-bit) and higher
- Server: Windows Server 2008 (32-bit) and higher
- Nano Server: 2016 and higher
Additional resources
Training
Module
Learn coding practices to help prevent the occurrence of NullReferenceException.