Import Patch Data for Windows task fails with the following console error.

Download failed for 'http://www.solutionsam.com/imports/7_1/patch/windows/Tools/AeXPatchAssessment.exe'
Unable to read data from the transport connection: The remote host has forced an existing connection.

This error was preceded by warning: "Unable to read data from the transport connection: The remote host has forced an existing connection to close. . "," PMC: File.Download "," AtrsHost.exe "," 92 "," Warnings "

Following is the complete error from the Altiris Log Viewer:

"Failed to update Tools\AeXPatchAssessment.exe
Unable to read data from the transport connection: The remote host has forced an existing connection to close. The
   [System.IO.IOException @ Altiris.PatchManagementCore]
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.DownloadFile(String relativeFilePath)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.DownloadPackageFiles(IEnumerable`1 listOfFiles, String destination)

The remote host has forced an existing connection to close.
   [System.Net.Sockets.SocketException @ System]
   at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)

Exception logged from:
   at Altiris.Diagnostics.Logging.EventLog.ReportException(Int32 severity, String strMessage, String category, Exception exception, String footer)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.DownloadPackageFiles(IEnumerable`1 listOfFiles, String destination)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.UpdateAssesmentPackage(IEnumerable`1 listOfFiles)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.RunImport(String cabUrl)
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.ExecuteTask(IServerTaskExecutionInstance instance)
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.OnExecuteSingleton(IServerTaskExecutionInstance i)
   at Altiris.PatchManagementCore.Tasks.Server.SerializingBaseSingletonServerTask`2.OnExecute(IServerTaskExecutionInstance i)
   at Altiris.TaskManagement.ServerTasks.BaseServerTask.Execute(ITaskExecutionEngine engine, IBaseTaskExecutionInstance instance, TaskInstanceRequest request)
   at Altiris.TaskManagement.Common.Execution.Engine.TaskEngineExecutionThread.ExecuteTaskHandler()
   at Altiris.TaskManagement.ServerTasks.ServerTaskExecutionThread.ExecuteTaskHandler()
   at Altiris.TaskManagement.Common.Execution.Engine.TaskEngineExecutionThread.OnExecute(Object eventComplete)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart(Object obj)

**CEDUrlStart** :http://entced.symantec.com/entt?product=SMP&version=7.6.1383.0&language=zh&module=zow7fEjcoxoyx+7hI5rpZtn45Md2uqcNkvrUs21jc7n9QlPjuQP2iDtlGOto+Z4kOdMAVck2Y0Y6W06iPik9Nw==&error=698926763&build=**CEDUrlEnd**
","Altiris.PatchManagement.Tasks.WindowsImportTask.DownloadPackageFiles","AtrsHost.exe","314","Errors"

"Failed to update assessment files
Unable to read data from the transport connection: The remote host has forced an existing connection to close. The
   [System.IO.IOException @ Altiris.PatchManagementCore]
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.DownloadFile(String relativeFilePath)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.DownloadPackageFiles(IEnumerable`1 listOfFiles, String destination)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.UpdateAssesmentPackage(IEnumerable`1 listOfFiles)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.RunImport(String cabUrl)

The remote host has forced an existing connection to close.
   [System.Net.Sockets.SocketException @ System]
   at System.Net.Sockets.NetworkStream.Read(Byte[] buffer, Int32 offset, Int32 size)

Exception logged from:
   at Altiris.Diagnostics.Logging.EventLog.ReportException(Int32 severity, String strMessage, String category, Exception exception, String footer)
   at Altiris.PatchManagement.Tasks.WindowsImportTask.RunImport(String cabUrl)
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.ExecuteTask(IServerTaskExecutionInstance instance)
   at Altiris.PatchManagementCore.Tasks.Server.PMResourceImportTask.OnExecuteSingleton(IServerTaskExecutionInstance i)
   at Altiris.PatchManagementCore.Tasks.Server.SerializingBaseSingletonServerTask`2.OnExecute(IServerTaskExecutionInstance i)
   at Altiris.TaskManagement.ServerTasks.BaseServerTask.Execute(ITaskExecutionEngine engine, IBaseTaskExecutionInstance instance, TaskInstanceRequest request)
   at Altiris.TaskManagement.Common.Execution.Engine.TaskEngineExecutionThread.ExecuteTaskHandler()
   at Altiris.TaskManagement.ServerTasks.ServerTaskExecutionThread.ExecuteTaskHandler()
   at Altiris.TaskManagement.Common.Execution.Engine.TaskEngineExecutionThread.OnExecute(Object eventComplete)
   at System.Threading.ExecutionContext.RunInternal(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state, Boolean preserveSyncCtx)
   at System.Threading.ExecutionContext.Run(ExecutionContext executionContext, ContextCallback callback, Object state)
   at System.Threading.ThreadHelper.ThreadStart(Object obj)

**CEDUrlStart** :http://entced.symantec.com/entt?product=SMP&version=7.6.1383.0&language=zh&module=zow7fEjcoxoyx+7hI5rpZqvtNnJPfIdJktxgJmzuY95lv7CUlq+1qmcdQpV82f88&error=-773809801&build=**CEDUrlEnd**
","Altiris.PatchManagement.Tasks.WindowsImportTask.RunImport","AtrsHost.exe","314","Errors"

Patch Management 7.x, 8.x

The download of 'AeXPatchAssessment.exe' file was blocked by network security.

Ensure the network security device (e.g. proxy, firewall, caching device or server control application) allows to download the executable.