Exchange Server Archiver

Latest version: 3.0

Exchange Server Archiver

Knowledge Base

ESA Version 3.0 showing error in Admin Console: Method not found 'Boolean System.Threading.WaitHandle.WaitOne (Int32)'

Category: Troubleshooting & error messages
Date: 18 Aug 2010
Product: Exchange Server Archiver
After installing version 3.0 of Exchange Server Archiver, it is seen that the Outlook Add-in isn't working even though it is installed correctly. In addition, the Admin Console will display the following error from the UAAS:

GetHeaders
Method not found: 'Boolean System.Threading.WaitHandle.WaitOne (Int32)'

This error will occur if Service Pack 2 for the .NET Framework 2.0 or Service Pack 1 for the .NET Framework 3.5 is not installed. The service packs can be obtained from Microsoft using the following URLs:

[.NET 2.0] http://www.microsoft.com/downloads/details.aspx?displaylang=en&FamilyID=5b2c0358-915b-4eb5-9b1d-10e506da9d0f
[.NET 3.5] http://www.microsoft.com/downloads/details.aspx?FamilyID=ab99342f-5d1a-413d-8319-81da479ab0d7&DisplayLang=en

Document ID: KB201007000466 Keywords: Exchange,archiver,WaitOne,GetHeaders

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Exchange Server Archiver

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