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Async_ExceptionOccurred Alarm Sentry Error when browsing 'Area Tree'

Goals and Symptoms

While in the Alarm Sentry configuration page on the "DA Tag Selection" Tab, if one attempts to connect to the Server under the "Area Tree", the following error is displayed:



Debugging resource strings are unavailable. Often the key and arguments provide sufficient information to diagnose the problem. See

at System.ComponentModel.AsyncCompletedEventArgs.RaiseExceptionIfNecessary()
at AlarmGenUI.TagProcDASvc.GetInstalledServersCompletedEventArgs.get_Result()
at AlarmGenUI.UserControls.AreaTreeBrowserEx.<.ctor>b__3(Object sender1, GetInstalledServersCompletedEventArgs e1)
at AlarmGenUI.TagProcDASvc.AlarmGenWcfClient.OnGetInstalledServersCompleted(Object state)

Facts and Changes


APM 6.3, Active Pager Module 6.3

Causes and Fixes


The "PL Alarm Sentry Host Service" is not started.


Start the "PL Alarm Sentry Host Service"

Legacy KB System (APS) Data: RESL205164 V1.0, Originally authored by MaTh on 04/26/2011, Last Edited by MaTh on 04/26/2011
Related ranges: SMS Add-on, Paging Module
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