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Home > Success Center > Server & Application Monitor (SAM) > Assigning AppInsight for IIS to a Windows failover cluster results in the following error: WindowsServices: Value cannot be null

Assigning AppInsight for IIS to a Windows failover cluster results in the following error: WindowsServices: Value cannot be null

Created by Dan Rivera (Bronx), last modified by MindTouch on Jun 23, 2016

Views: 20 Votes: 0 Revisions: 7

Overview

You receive an error with AppInsight for IIS and failover clusters.

 

Environment

  • SAM 6.0 and higher.

 

Cause 

Assigning AppInsight for IIS to a Windows failover cluster results in the following error: WindowsServices: Value cannot be null

 

Resolution

AppInsight for IIS does not support monitoring IIS running on a Windows Failover Cluster. If this issue is encountered, use the IIS application template located in SAM at Settings > SAM Settings > Manage Templates. 

 

 

 

 

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