A stopped or disabled Windows Network Setup Service stops the OS from binding new filters to physical hardware. Step-by-Step Troubleshooting Guide
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This article provides a comprehensive guide to troubleshooting and resolving this error, ranging from simple reboots to advanced command-line interventions. What is klim6.sys ?
Windows has a limit on the number of network filter drivers (NDIS) that can be active simultaneously. Solution 1: Use the Kavremover Tool error 27300 error installing driver klim6sysx64 exclusive
Windows incorporates a security feature called Driver Signature Enforcement, which only allows drivers that have been digitally signed by Microsoft to be loaded. In some cases, this security feature can be overzealous and block the klim6.sys_x64 driver if it is not recognized, or if its signature cannot be verified due to a system certificate error, causing the installation to fail with a 27300 error.
security products. It typically indicates a conflict with the network filter driver or missing hardware dependencies. Core Cause
Delete everything in this folder (skip files that are currently "in use"). A stopped or disabled Windows Network Setup Service
This error is a frustrating but common issue, particularly in Windows 10 and 11 environments. It indicates a conflict between the installer's low-level driver ( klim6.sys ) and your current system configuration.
| Component | Description | |-----------|-------------| | | 27300 (MSI ERROR_INSTALL_FAILURE) | | Internal Subcode | Often maps to ERROR_SHARING_VIOLATION (32) or ERROR_ACCESS_DENIED (5) | | Phase | Commit / Driver registration (InstallExecuteSequence) | | Flag | exclusive – kernel lock on .sys file or device object |
Restart your computer and try installing your antivirus again. 2. Rename or Delete the Corrupted Driver File If you share with third parties, their policies apply
Other security software or low-level system utilities interfering with the driver installation.
If you are attempting to install or update a Kaspersky Lab security product and have been stopped dead in your tracks by the message you are not alone. This is a known issue specific to Kaspersky software installations on Windows.
. It is a kernel-mode driver crucial for Kaspersky products to monitor network activity and protect your system at a low level.