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NCPA - Agent Installation Issue

Problem Description

You install NCPA on Windows Server 2008 R2 and the install appears to run normally and completes.

However no directory/services/processes are created after and it does not appear under Uninstall or change a program in the control panel.

The following is logged in the Application Log:

Log Name:      Application
Source:        SideBySide
Date:          2/3/2015 1:07:20 PM
Event ID:      33
Task Category: None
Level:         Error
Keywords:      Classic
User:          N/A
Computer:      server.domain.local
Activation context generation failed for "C:\Program Files (x86)\Nagios\NCPA\ncpa_passive.exe". Dependent Assembly Microsoft.VC90.CRT,processorArchitecture="x86",publicKeyToken="1fc8b3b9a1e18e3b",type="win32",version="9.0.21022.8" could not be found. Please use sxstrace.exe for detailed diagnosis.


Resolving The Problem

You need to make sure the Microsoft Visual C++ 2008 Redistributable Package is installed on your server. Please refer to Microsoft's guide here:



Final Thoughts

For any support related questions please visit the Nagios Support Forums at:


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