KNOWN ISSUE: Discovery tasks fail immediately with error ''An unknown exception was thrown''
Last Updated August 26, 2009
When running a Network Discovery task, it fails immediately with the following details:
An unknown exception was thrown.
Show raw exception message System.Runtime.InteropServices.SEHException: External component has thrown an exception. at Altiris.DiscoveryTasks.DiscoverTask.OnExecute(IServerTaskExecutionInstance instance) at Altiris.TaskManagement.ServerTasks.BaseServerTask.OnExecute(ITaskExecutionEngine engine, IServerTaskExecutionInstance instance, TaskInstanceRequest request) at Altiris.TaskManagement.ServerTasks.BaseServerTask.Execute(ITaskExecutionEngine engine, IBaseTaskExecutionInstance instance, TaskInstanceRequest request) at Altiris.TaskManagement.Common.Execution.Engine.TaskEngineExecutionThread.ExecuteTaskHandler()
This condition may occur if a repair has been run on "Altiris Pluggable Protocol Architecture" within the Symantec Installation Manager.
This is a known issue and has been submitted to development.
If the Symantec Management Platform has been installed to a path which is not the default (e.g. E:\Altiris) and a repair has been run on "Altiris Pluggable Protocol Architecture", follow these steps:
Modify the following registry values to point to the proper installation path of the Pluggable Protocols: